{"id":"CVE-2026-57886","aliases":["GHSA-6c6r-5xr4-cr5m","GO-2026-6035"],"url":"https://o3.security/vulnerability/CVE-2026-57886","summary":"Cross-repository issue/comment attachment re-linking can expose private attachment content","details":"Cross-repository issue/comment attachment re-linking can expose private attachment content","published":"2026-08-13T16:44:44.704Z","modified":"2026-08-28T11:30:48.422076791Z","cvss":{"score":5.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Go","name":"code.gitea.io/gitea","fixedVersion":"1.27.0"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://blog.gitea.com/gitea-1.27.0-is-released/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57886.json"},{"type":"ADVISORY","url":"https://github.com/go-gitea/gitea/releases/tag/v1.27.0"},{"type":"ADVISORY","url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-6c6r-5xr4-cr5m"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57886"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-28T11:30:48.422076791Z"}}