Vulnerability-Lookup

CVE-2026-2258 (GCVE-0-2026-2258)

Vulnerability from cvelistv5 – Published: 2026-02-10 00:02 – Updated: 2026-02-23 10:01 X_Open Source

Title

aardappel lobster wfc.h WaveFunctionCollapse memory corruption

Summary

A flaw has been found in aardappel lobster up to 2025.4. Affected by this vulnerability is the function WaveFunctionCollapse in the library dev/src/lobster/wfc.h. Executing a manipulation can lead to memory corruption. The attack can only be executed locally. The exploit has been published and may be used. This patch is called c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd. It is advisable to implement a patch to correct this issue.

Severity

4.8 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

3.3 (Low)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

3.3 (Low)


                        
                          CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-02-10 16:35 UTC

CWE

CWE-119 - Memory Corruption

Assigner

VulDB CNA under the mitre root

CNA scorecard B 82/100 over 3825 records in the last 180 days details

References

8 references

URL	Tags
https://vuldb.com/?id.345005	vdb-entrytechnical-description
https://vuldb.com/?ctiid.345005	signaturepermissions-required
https://vuldb.com/?submit.753167	third-party-advisory
https://github.com/aardappel/lobster/issues/395	issue-tracking
https://github.com/aardappel/lobster/issues/395#i…	issue-tracking
https://github.com/oneafter/0204/blob/main/lob1/r…	exploit
https://github.com/aardappel/lobster/commit/c2047…	patch
https://github.com/aardappel/lobster/	product

Impacted products

1 product

Vendor	Product	Version	CPE status
aardappel	lobster	Affected: 2025.0 Affected: 2025.1 Affected: 2025.2 Affected: 2025.3 Affected: 2025.4	guessed

Credits

Oneafter (VulDB User)

Show details on NVD website

JSON

To clipboard

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            "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
            "shortName": "VulDB"
          },
          "references": [
            {
              "name": "VDB-345005 | aardappel lobster wfc.h WaveFunctionCollapse memory corruption",
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://vuldb.com/?id.345005"
            },
            {
              "name": "VDB-345005 | CTI Indicators (IOB, IOC, IOA)",
              "tags": [
                "signature",
                "permissions-required"
              ],
              "url": "https://vuldb.com/?ctiid.345005"
            },
            {
              "name": "Submit #753167 | aardappel lobster 2f45fe8 Return of Stack Variable Address",
              "tags": [
                "third-party-advisory"
              ],
              "url": "https://vuldb.com/?submit.753167"
            },
            {
              "tags": [
                "issue-tracking"
              ],
              "url": "https://github.com/aardappel/lobster/issues/395"
            },
            {
              "tags": [
                "issue-tracking"
              ],
              "url": "https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938"
            },
            {
              "tags": [
                "exploit"
              ],
              "url": "https://github.com/oneafter/0204/blob/main/lob1/repro.lobster"
            },
            {
              "tags": [
                "patch"
              ],
              "url": "https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd"
            },
            {
              "tags": [
                "product"
              ],
              "url": "https://github.com/aardappel/lobster/"
            }
          ],
          "tags": [
            "x_open-source"
          ],
          "timeline": [
            {
              "lang": "en",
              "time": "2026-02-09T00:00:00.000Z",
              "value": "Advisory disclosed"
            },
            {
              "lang": "en",
              "time": "2026-02-09T01:00:00.000Z",
              "value": "VulDB entry created"
            },
            {
              "lang": "en",
              "time": "2026-02-18T02:23:40.000Z",
              "value": "VulDB entry last update"
            }
          ],
          "title": "aardappel lobster wfc.h WaveFunctionCollapse memory corruption"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "assignerShortName": "VulDB",
        "cveId": "CVE-2026-2258",
        "datePublished": "2026-02-10T00:02:09.801Z",
        "dateReserved": "2026-02-09T16:54:12.927Z",
        "dateUpdated": "2026-02-23T10:01:24.187Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

FKIE_CVE-2026-2258

Vulnerability from fkie_nvd - Published: 2026-02-10 00:16 - Updated: 2026-06-17 10:30

Severity

3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

References

URL	Tags
cna@vuldb.com	https://github.com/aardappel/lobster/	Product
cna@vuldb.com	https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd	Patch
cna@vuldb.com	https://github.com/aardappel/lobster/issues/395	Patch, Vendor Advisory
cna@vuldb.com	https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938	Patch, Vendor Advisory
cna@vuldb.com	https://github.com/oneafter/0204/blob/main/lob1/repro.lobster	Product
cna@vuldb.com	https://vuldb.com/?ctiid.345005	Permissions Required, VDB Entry
cna@vuldb.com	https://vuldb.com/?id.345005	Third Party Advisory, VDB Entry
cna@vuldb.com	https://vuldb.com/?submit.753167	Exploit, Third Party Advisory, VDB Entry

Impacted products

	Vendor	Product	Version
	strlen	lobster	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "lobster",
          "vendor": "aardappel",
          "versions": [
            {
              "status": "affected",
              "version": "2025.0"
            },
            {
              "status": "affected",
              "version": "2025.1"
            },
            {
              "status": "affected",
              "version": "2025.2"
            },
            {
              "status": "affected",
              "version": "2025.3"
            },
            {
              "status": "affected",
              "version": "2025.4"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:strlen:lobster:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1E46ECE9-D8C1-4F54-87C3-558A233D36DE",
              "versionEndIncluding": "2025.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw has been found in aardappel lobster up to 2025.4. Affected by this vulnerability is the function WaveFunctionCollapse in the library dev/src/lobster/wfc.h. Executing a manipulation can lead to memory corruption. The attack can only be executed locally. The exploit has been published and may be used. This patch is called c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd. It is advisable to implement a patch to correct this issue."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un fallo en aardappel lobster hasta 2025.4. Afectada por esta vulnerabilidad es la funci\u00f3n WaveFunctionCollapse en la biblioteca dev/src/lobster/wfc.h. Ejecutar una manipulaci\u00f3n puede llevar a corrupci\u00f3n de memoria. El ataque solo puede ser ejecutado localmente. El exploit ha sido publicado y puede ser usado. Este parche se llama c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd. Es aconsejable implementar un parche para corregir este problema."
    }
  ],
  "id": "CVE-2026-2258",
  "lastModified": "2026-06-17T10:30:38.947",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 1.7,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 3.3,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 1.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "LOCAL",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 1.9,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-2258",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-02-10T16:35:38.260675Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-02-10T00:16:06.523",
  "references": [
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/aardappel/lobster/"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/aardappel/lobster/issues/395"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/oneafter/0204/blob/main/lob1/repro.lobster"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Permissions Required",
        "VDB Entry"
      ],
      "url": "https://vuldb.com/?ctiid.345005"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://vuldb.com/?id.345005"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://vuldb.com/?submit.753167"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-8837-98GJ-MQW6

Vulnerability from github – Published: 2026-02-10 00:30 – Updated: 2026-02-10 00:30

Details

Severity

3.3 (Low)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

1.9 (Low)


                  
                    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-2258"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-10T00:16:06Z",
    "severity": "MODERATE"
  },
  "details": "A flaw has been found in aardappel lobster up to 2025.4. Affected by this vulnerability is the function WaveFunctionCollapse in the library dev/src/lobster/wfc.h. Executing a manipulation can lead to memory corruption. The attack can only be executed locally. The exploit has been published and may be used. This patch is called c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd. It is advisable to implement a patch to correct this issue.",
  "id": "GHSA-8837-98gj-mqw6",
  "modified": "2026-02-10T00:30:31Z",
  "published": "2026-02-10T00:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-2258"
    },
    {
      "type": "WEB",
      "url": "https://github.com/aardappel/lobster/issues/395"
    },
    {
      "type": "WEB",
      "url": "https://github.com/aardappel/lobster/issues/395#issuecomment-3849012938"
    },
    {
      "type": "WEB",
      "url": "https://github.com/aardappel/lobster/commit/c2047a33e1ac2c42ab7e8704b33f7ea518a11ffd"
    },
    {
      "type": "WEB",
      "url": "https://github.com/aardappel/lobster"
    },
    {
      "type": "WEB",
      "url": "https://github.com/oneafter/0204/blob/main/lob1/repro.lobster"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.345005"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.345005"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.753167"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-2258 (GCVE-0-2026-2258)

FKIE_CVE-2026-2258

GHSA-8837-98GJ-MQW6

Tags

Sightings

Nomenclature

Vulnerability timeline

Related by attack behaviour