Vulnerability-Lookup

GHSA-2X6R-R8J5-PRXM

Vulnerability from github – Published: 2026-05-11 06:31 – Updated: 2026-05-11 06:31

Details

A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended.

Severity ?

5.3 (Medium)


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

1.9 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-8274"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-11T05:16:16Z",
    "severity": "LOW"
  },
  "details": "A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended.",
  "id": "GHSA-2x6r-r8j5-prxm",
  "modified": "2026-05-11T06:31:33Z",
  "published": "2026-05-11T06:31:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-8274"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npitre/cramfs-tools/issues/12"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npitre/cramfs-tools/issues/12#issue-4307511739"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npitre/cramfs-tools/commit/2fc492747115b24d8a07eddd27a2d45229cb273c"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npitre/cramfs-tools"
    },
    {
      "type": "WEB",
      "url": "https://github.com/npitre/cramfs-tools/releases/tag/v2.2"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/810864"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/362571"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/362571/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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"
    }
  ]
}

CVE-2026-8274 (GCVE-0-2026-8274)

Vulnerability from cvelistv5 – Published: 2026-05-11 04:45 – Updated: 2026-05-11 13:59 X_Open Source

Title

npitre cramfs-tools Directory cramfsck.c do_directory path traversal

Summary

Severity ?

4.8 (Medium)


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

5.3 (Medium)


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

5.3 (Medium)


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

CWE

CWE-22 - Path Traversal

Assigner

VulDB

References

8 references

URL	Tags
https://vuldb.com/vuln/362571	vdb-entrytechnical-description
https://vuldb.com/vuln/362571/cti	signaturepermissions-required
https://vuldb.com/submit/810864	third-party-advisory
https://github.com/npitre/cramfs-tools/issues/12	issue-tracking
https://github.com/npitre/cramfs-tools/issues/12#…	exploitissue-tracking
https://github.com/npitre/cramfs-tools/commit/2fc…	patch
https://github.com/npitre/cramfs-tools/releases/t…	patch
https://github.com/npitre/cramfs-tools/	product

Impacted products

1 product

Vendor	Product	Version
npitre	cramfs-tools	Affected: 2.0 Affected: 2.1 Unaffected: 2.2

Credits

nich0las (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-8274",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-11T13:59:33.607097Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-11T13:59:40.266Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "Directory Handler"
          ],
          "product": "cramfs-tools",
          "vendor": "npitre",
          "versions": [
            {
              "status": "affected",
              "version": "2.0"
            },
            {
              "status": "affected",
              "version": "2.1"
            },
            {
              "status": "unaffected",
              "version": "2.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "nich0las (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 4.3,
            "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "Path Traversal",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T04:45:10.977Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
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      "references": [
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          "name": "VDB-362571 | npitre cramfs-tools Directory cramfsck.c do_directory path traversal",
          "tags": [
            "vdb-entry",
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          ],
          "url": "https://vuldb.com/vuln/362571"
        },
        {
          "name": "VDB-362571 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/362571/cti"
        },
        {
          "name": "Submit #810864 | GNU cramfs-tools V2.1 Improper Limitation of a Pathname to a Restricted Directory",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/810864"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/npitre/cramfs-tools/issues/12"
        },
        {
          "tags": [
            "exploit",
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          ],
          "url": "https://github.com/npitre/cramfs-tools/issues/12#issue-4307511739"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/npitre/cramfs-tools/commit/2fc492747115b24d8a07eddd27a2d45229cb273c"
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        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/npitre/cramfs-tools/releases/tag/v2.2"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/npitre/cramfs-tools/"
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      ],
      "tags": [
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          "time": "2026-05-10T00:00:00.000Z",
          "value": "Advisory disclosed"
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        {
          "lang": "en",
          "time": "2026-05-10T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-05-10T18:03:44.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "npitre cramfs-tools Directory cramfsck.c do_directory path traversal"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-8274",
    "datePublished": "2026-05-11T04:45:10.977Z",
    "dateReserved": "2026-05-10T15:58:40.236Z",
    "dateUpdated": "2026-05-11T13:59:40.266Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-2X6R-R8J5-PRXM

CVE-2026-8274 (GCVE-0-2026-8274)

Tags

Sightings

Nomenclature