Vulnerability-Lookup

GHSA-GJ28-GW7W-3PXC

Vulnerability from github – Published: 2026-02-02 18:31 – Updated: 2026-02-02 22:36

Summary

Crafter CMS has Improper Control of Dynamically-Managed Code Resources

Details

Improper Control of Dynamically-Managed Code Resources vulnerability in Crafter Studio of Crafter CMS allows authenticated developers to execute OS commands via Groovy Sandbox Bypass. By inserting malicious Groovy elements, an attacker may bypass sandbox restrictions and obtain RCE (Remote Code Execution).

Severity ?

4.5 (Medium)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.craftercms:craftercms"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.0.0"
            },
            {
              "fixed": "4.5.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-1770"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-913"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-02-02T22:36:58Z",
    "nvd_published_at": "2026-02-02T17:16:17Z",
    "severity": "MODERATE"
  },
  "details": "Improper Control of Dynamically-Managed Code Resources vulnerability in Crafter Studio of Crafter CMS allows authenticated developers to execute OS commands via Groovy Sandbox Bypass. By inserting malicious Groovy elements, an attacker may bypass sandbox restrictions and obtain RCE (Remote Code Execution).",
  "id": "GHSA-gj28-gw7w-3pxc",
  "modified": "2026-02-02T22:36:58Z",
  "published": "2026-02-02T18:31:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-1770"
    },
    {
      "type": "WEB",
      "url": "https://docs.craftercms.org/current/security/advisory.html#cv-2026020201"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/craftercms/craftercms"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/E:U",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Crafter CMS has Improper Control of Dynamically-Managed Code Resources"
}

CVE-2026-1770 (GCVE-0-2026-1770)

Vulnerability from cvelistv5 – Published: 2026-02-02 16:16 – Updated: 2026-02-02 16:38

Title

Improper Control of Dynamically-Managed Code Resources in Crafter Studio

Summary

Severity ?

4.5 (Medium)


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

CWE

CWE-913 - Improper Control of Dynamically-Managed Code Resources

Assigner

crafter

References

URL

Tags

https://docs.craftercms.org/current/security/advi…

Impacted products

	Vendor	Product	Version
	CrafterCMS	CrafterCMS	Affected: 4.0.0 , < 4.5.0 (semver)

Credits

Matei "Mal" Badanoiu

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-1770",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-02T16:38:34.866456Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-02T16:38:59.620Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageName": "Studio",
          "platforms": [
            "Linux",
            "MacOS",
            "x86",
            "ARM",
            "64 bit"
          ],
          "product": "CrafterCMS",
          "vendor": "CrafterCMS",
          "versions": [
            {
              "lessThan": "4.5.0",
              "status": "affected",
              "version": "4.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Matei \"Mal\" Badanoiu"
        }
      ],
      "datePublic": "2026-02-02T16:01:00.000Z",
      "descriptions": [
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          "supportingMedia": [
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              "base64": false,
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            }
          ],
          "value": "Improper Control of Dynamically-Managed Code Resources vulnerability in Crafter Studio of Crafter CMS allows authenticated developers to execute OS commands via Groovy Sandbox Bypass. By inserting malicious Groovy elements, an attacker may bypass sandbox restrictions and obtain RCE (Remote Code Execution)."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-253",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-253 Remote Code Inclusion"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NO",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "HIGH",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 4.5,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "UNREPORTED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/AU:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
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              "description": "CWE-913 Improper Control of Dynamically-Managed Code Resources",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-02T16:16:01.466Z",
        "orgId": "4ff2b028-869f-4b00-a7b2-05997f6f14fd",
        "shortName": "crafter"
      },
      "references": [
        {
          "url": "https://docs.craftercms.org/current/security/advisory.html#cv-2026020201"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Enable the Groovy Sandbox whitelist mode:\u0026nbsp;\u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://craftercms.com/docs/current/reference/modules/studio.html#enabling-the-sandbox-whitelist\"\u003ehttps://craftercms.com/docs/current/reference/modules/studio.html#enabling-the-sandbox-whitelist\u003c/a\u003e"
            }
          ],
          "value": "Enable the Groovy Sandbox whitelist mode:\u00a0 https://craftercms.com/docs/current/reference/modules/studio.html#enabling-the-sandbox-whitelist"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Improper Control of Dynamically-Managed Code Resources in Crafter Studio",
      "x_generator": {
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      }
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  },
  "cveMetadata": {
    "assignerOrgId": "4ff2b028-869f-4b00-a7b2-05997f6f14fd",
    "assignerShortName": "crafter",
    "cveId": "CVE-2026-1770",
    "datePublished": "2026-02-02T16:16:01.466Z",
    "dateReserved": "2026-02-02T16:14:38.698Z",
    "dateUpdated": "2026-02-02T16:38:59.620Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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-GJ28-GW7W-3PXC

CVE-2026-1770 (GCVE-0-2026-1770)

Tags

Sightings

Nomenclature