Vulnerability-Lookup

GHSA-49C6-8PH4-9VR9

Vulnerability from github – Published: 2026-10-13 03:30 – Updated: 2026-10-13 03:30

Details

GitLab has remediated an issue in GitLab CE/EE affecting all versions before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed a user to poison cached responses for raw repository files, causing targeted users' CI/CD pipelines to execute specially crafted content and potentially exposing protected environment variables, due to improper validation of repository references.

Severity

8.2 (High)


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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-14814"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-625"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-13T02:16:58Z",
    "severity": "HIGH"
  },
  "details": "GitLab has remediated an issue in GitLab CE/EE affecting all versions before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed a user to poison cached responses for raw repository files, causing targeted users\u0027 CI/CD pipelines to execute specially crafted content and potentially exposing protected environment variables, due to improper validation of repository references.",
  "id": "GHSA-49c6-8ph4-9vr9",
  "modified": "2026-10-13T03:30:35Z",
  "published": "2026-10-13T03:30:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-14814"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/3832707"
    },
    {
      "type": "WEB",
      "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/604950"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-14814 (GCVE-0-2026-14814)

Vulnerability from cvelistv5 – Published: 2026-10-13 01:08 – Updated: 2026-10-14 10:51

Title

Permissive Regular Expression in GitLab

Summary

Severity

8.2 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-14 03:59 UTC

CWE

CWE-625 - Permissive Regular Expression

Assigner

GitLab CNA under the mitre root

CNA scorecard C 75/100 over 312 records in the last 180 days details

References

3 references

URL	Tags
https://gitlab.com/gitlab-org/gitlab/-/work_items…
https://hackerone.com/reports/3832707	technical-descriptionexploitpermissions-required
https://docs.gitlab.com/releases/patches/patch-re…

Impacted products

1 product

Vendor	Product	Version
GitLab	GitLab	Affected: 0 , < 19.2.8 (semver) Affected: 19.3 , < 19.3.5 (semver) Affected: 19.4 , < 19.4.2 (semver) cpe:2.3:a:gitlab:gitlab::::::::

Credits

Thanks [ahacker1](https://hackerone.com/ahacker1) for reporting this vulnerability through our HackerOne bug bounty program

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-14814",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-14T03:59:08.748362Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-14T10:51:05.365Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "GitLab",
          "repo": "https://gitlab.com/gitlab-org/gitlab",
          "vendor": "GitLab",
          "versions": [
            {
              "lessThan": "19.2.8",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "19.3.5",
              "status": "affected",
              "version": "19.3",
              "versionType": "semver"
            },
            {
              "lessThan": "19.4.2",
              "status": "affected",
              "version": "19.4",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Thanks [ahacker1](https://hackerone.com/ahacker1) for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed a user to poison cached responses for raw repository files, causing targeted users\u0027 CI/CD pipelines to execute specially crafted content and potentially exposing protected environment variables, due to improper validation of repository references."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-625",
              "description": "CWE-625: Permissive Regular Expression",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-13T01:08:26.181Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/604950"
        },
        {
          "name": "HackerOne Bug Bounty Report #3832707",
          "tags": [
            "technical-description",
            "exploit",
            "permissions-required"
          ],
          "url": "https://hackerone.com/reports/3832707"
        },
        {
          "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to versions 19.2.8, 19.3.5, 19.4.2 or above."
        }
      ],
      "title": "Permissive Regular Expression in GitLab"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2026-14814",
    "datePublished": "2026-10-13T01:08:26.181Z",
    "dateReserved": "2026-07-06T07:04:12.780Z",
    "dateUpdated": "2026-10-14T10:51:05.365Z",
    "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.

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.

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