Vulnerability-Lookup

CVE-2026-6267 (GCVE-0-2026-6267)

Vulnerability from cvelistv5 – Published: 2026-07-29 19:01 – Updated: 2026-07-29 19:37

Title

Insertion of Sensitive Information Into Sent Data in GitLab

Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user with Developer role to access unauthorized information due to insufficient access controls on internal request handling.

Severity

8.5 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-201 - Insertion of Sensitive Information Into Sent Data

Assigner

GitLab

References

3 references

URL	Tags
https://gitlab.com/gitlab-org/gitlab/-/work_items…
https://hackerone.com/reports/3658324	technical-descriptionexploitpermissions-required
https://docs.gitlab.com/releases/patches/patch-re…

Impacted products

1 product

Vendor	Product	Version
GitLab	GitLab	Affected: 10.1.0 , < 19.0.5 (semver) Affected: 19.1 , < 19.1.3 (semver) Affected: 19.2 , < 19.2.1 (semver) cpe:2.3:a:gitlab:gitlab::::::::

Credits

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

Show details on NVD website

JSON

To clipboard

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      {
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                "id": "CVE-2026-6267",
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                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-29T19:37:09.383906Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
      "affected": [
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          "cpes": [
            "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
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      "credits": [
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        }
      ],
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          "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/"
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      ],
      "solutions": [
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          "lang": "en",
          "value": "Upgrade to versions 19.0.5, 19.1.3, 19.2.1 or above."
        }
      ],
      "title": "Insertion of Sensitive Information Into Sent Data in GitLab"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
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    "dateReserved": "2026-04-14T08:04:23.830Z",
    "dateUpdated": "2026-07-29T19:37:15.541Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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    "vulnrichment": {
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}

GHSA-6FHJ-CGMM-XFX6

Vulnerability from github – Published: 2026-07-29 21:31 – Updated: 2026-07-29 21:31

Details

Severity

8.5 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-6267"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-201"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-29T20:17:13Z",
    "severity": "HIGH"
  },
  "details": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user with Developer role to access unauthorized information due to insufficient access controls on internal request handling.",
  "id": "GHSA-6fhj-cgmm-xfx6",
  "modified": "2026-07-29T21:31:01Z",
  "published": "2026-07-29T21:31:01Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6267"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/3658324"
    },
    {
      "type": "WEB",
      "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/596606"
    }
  ],
  "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:H",
      "type": "CVSS_V3"
    }
  ]
}

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.

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.

Action not permitted

CVE-2026-6267 (GCVE-0-2026-6267)

GHSA-6FHJ-CGMM-XFX6

Tags

Sightings

Nomenclature