GHSA-2VGV-HGV4-22MH

Vulnerability from github – Published: 2026-01-23 00:31 – Updated: 2026-01-23 20:11
VLAI?
Summary
Gitea improperly exposes issue and pull request titles
Details

Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and pull request titles through previously received notifications.

Severity ?
2.3 (Low)
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/go-gitea/gitea"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.25.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-20800"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-01-23T20:11:50Z",
    "nvd_published_at": "2026-01-22T22:16:17Z",
    "severity": "LOW"
  },
  "details": "Gitea\u0027s notification API does not re-validate repository access permissions when returning notification details. After a user\u0027s access to a private repository is revoked, they may still view issue and pull request titles through previously received notifications.",
  "id": "GHSA-2vgv-hgv4-22mh",
  "modified": "2026-01-23T20:11:50Z",
  "published": "2026-01-23T00:31:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20800"
    },
    {
      "type": "WEB",
      "url": "https://github.com/go-gitea/gitea/pull/36339"
    },
    {
      "type": "WEB",
      "url": "https://github.com/go-gitea/gitea/commit/67e75f30a83d2523cedc37ad7b03bcba66947833"
    },
    {
      "type": "WEB",
      "url": "https://blog.gitea.com/release-of-1.25.4"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/go-gitea/gitea"
    },
    {
      "type": "WEB",
      "url": "https://github.com/go-gitea/gitea/releases/tag/v1.25.4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Gitea improperly exposes issue and pull request titles"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.