{
"id": "GHSA-8qw8-rq86-9pc2",
"aliases": [
"CVE-2026-27771"
],
"details": "### CVE Description\nGitea versions up to and including 1.26.1 have insufficient permission checks for Composer package source links, which can expose private or internal package source information.\n\n### Summary\nA critical vulnerability has been discovered in Gitea. It was already reported via ([email protected] ) from ([email protected] ), and submitted an encrypted report.",
"summary": "Gitea has insufficient permission checks for Composer package source links",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.2"
}
]
}
],
"package": {
"name": "code.gitea.io/gitea",
"ecosystem": "Go"
},
"database_specific": {
"last_known_affected_version_range": "<= 1.26.1"
}
}
],
"modified": "2026-07-17T19:04:37Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
}
],
"published": "2026-07-17T19:04:37Z",
"references": [
{
"url": "https://github.com/go-gitea/gitea/security/advisories/GHSA-8qw8-rq86-9pc2",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27771",
"type": "ADVISORY"
},
{
"url": "https://github.com/go-gitea/gitea/pull/37610",
"type": "WEB"
},
{
"url": "https://blog.gitea.com/release-of-1.26.2",
"type": "WEB"
},
{
"url": "https://github.com/go-gitea/gitea",
"type": "PACKAGE"
},
{
"url": "https://github.com/go-gitea/gitea/releases/tag/v1.26.2",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-862"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2026-07-03T21:16:59Z",
"github_reviewed_at": "2026-07-17T19:04:37Z"
}
}