CVE-2026-7767 (GCVE-0-2026-7767)

Vulnerability from cvelistv5 – Published: 2026-10-13 01:09 – Updated: 2026-10-13 01:09
VLAI
Title
URL Redirection to Untrusted Site ('Open Redirect') in GitLab
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.11 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user controlling a Kubernetes agent to cause sensitive authentication tokens to be sent to an unintended server due to improper redirect validation in the Kubernetes proxy.
Severity
5.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N
CWE
  • CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')
Assigner
GitLab CNA under the mitre root
CNA scorecard C 75/100 over 312 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
GitLab GitLab Affected: 13.11 , < 19.2.8 (semver)
Affected: 19.3 , < 19.3.5 (semver)
Affected: 19.4 , < 19.4.2 (semver)
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program
Show details on NVD website
To clipboard 

{
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        {
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            "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
          ],
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          "repo": "https://gitlab.com/gitlab-org/gitlab",
          "vendor": "GitLab",
          "versions": [
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              "status": "affected",
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            },
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            },
            {
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            }
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      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
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        }
      ],
      "metrics": [
        {
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            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N",
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      "problemTypes": [
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            {
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              "description": "CWE-601: URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-13T01:09:21.168Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/598965"
        },
        {
          "name": "HackerOne Bug Bounty Report #3597095",
          "tags": [
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        },
        {
          "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": "URL Redirection to Untrusted Site (\u0027Open Redirect\u0027) in GitLab"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2026-7767",
    "datePublished": "2026-10-13T01:09:21.168Z",
    "dateReserved": "2026-05-04T10:34:12.180Z",
    "dateUpdated": "2026-10-13T01:09:21.168Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-10-13",
      "epss": "0.00234",
      "percentile": "0.13196"
    },
    "nvd": {
      "cve": {
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            "affectedData": [
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                ],
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        "cveTags": [],
        "descriptions": [
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          }
        ],
        "id": "CVE-2026-7767",
        "lastModified": "2026-10-13T16:17:14.080",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
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                "version": "3.1"
              },
              "exploitabilityScore": 1.3,
              "impactScore": 4.0,
              "source": "cve@gitlab.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2026-10-13T02:16:59.803",
        "references": [
          {
            "source": "cve@gitlab.com",
            "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/"
          },
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            "url": "https://hackerone.com/reports/3597095"
          }
        ],
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        "vulnStatus": "Undergoing Analysis",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-601"
              }
            ],
            "source": "cve@gitlab.com",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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