{"id":"CVE-2026-70357","aliases":["BIT-gitea-2026-70357","EUVD-2026-93917","GHSA-p3pc-g8m5-hrrr"],"status":"published","title":"Gitea repository migration SSRF through DNS rebinding","description":"Gitea validates a repository migration hostname against its network allow and block lists before invoking Git, but the Git subprocess independently resolves the hostname when connecting. An attacker who can start a migration and control the destination's DNS can change the address between validation and connection to reach a blocked internal address. The affected path is the Git clone operation; validation in the migration HTTP client's dialer does not protect the independently connecting Git subprocess.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00367,"percentile":0.3097,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-918"],"published":"2026-10-06T19:24:50Z","modified":"2026-10-28T02:31:02Z","fixes":[{"ecosystem":"Bitnami","package":"gitea","fixed_in":["28.0.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitea","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"28.0.0"}]}]}],"products":[{"vendor":"gitea","product":"gitea"}],"references":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-p3pc-g8m5-hrrr","tags":["vendor-advisory","Vendor Advisory","advisory"]},{"url":"https://github.com/go-gitea/gitea/pull/39426","tags":["patch","Patch","fix"]},{"url":"https://blog.gitea.com/release-of-28.0.0/","tags":["release-notes","Release Notes","article","advisory"]},{"url":"https://github.com/go-gitea/gitea/releases/tag/v28.0.0","tags":["release-notes","Release Notes","article","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70357","tags":["web","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/70xxx/CVE-2026-70357.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-70357","title":"Gitea repository migration SSRF through DNS rebinding","description":"Gitea validates a repository migration hostname against its network allow and block lists before invoking Git, but the Git subprocess independently resolves the hostname when connecting. An attacker who can start a migration and control the destination's DNS can change the address between validation and connection to reach a blocked internal address. The affected path is the Git clone operation; validation in the migration HTTP client's dialer does not protect the independently connecting Git subprocess.","status":"published","published":"2026-10-06T19:24:50.54Z","modified":"2026-10-07T20:12:56.425Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T13:35:22.169514Z"}],"euvd":[{"id":"EUVD-2026-93917","description":"Gitea validates a repository migration hostname against its network allow and block lists before invoking Git, but the Git subprocess independently resolves the hostname when connecting. An attacker who can start a migration and control the destination's DNS can change the address between validation and connection to reach a blocked internal address. The affected path is the Git clone operation; validation in the migration HTTP client's dialer does not protect the independently connecting Git subprocess.","status":"published","published":"2026-10-06T19:24:50Z","modified":"2026-10-07T20:12:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T17:27:33.904651Z"}],"nvd":[{"id":"CVE-2026-70357","description":"Gitea validates a repository migration hostname against its network allow and block lists before invoking Git, but the Git subprocess independently resolves the hostname when connecting. An attacker who can start a migration and control the destination's DNS can change the address between validation and connection to reach a blocked internal address. The affected path is the Git clone operation; validation in the migration HTTP client's dialer does not protect the independently connecting Git subprocess.","status":"published","published":"2026-10-06T20:17:28.883Z","modified":"2026-10-13T17:16:32.907Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:54.809359Z"}],"osv":[{"id":"CVE-2026-70357","title":"Gitea repository migration SSRF through DNS rebinding","description":"Gitea validates a repository migration hostname against its network allow and block lists before invoking Git, but the Git subprocess independently resolves the hostname when connecting. An attacker who can start a migration and control the destination's DNS can change the address between validation and connection to reach a blocked internal address. The affected path is the Git clone operation; validation in the migration HTTP client's dialer does not protect the independently connecting Git subprocess.","status":"published","published":"2026-10-06T19:24:50.54Z","modified":"2026-10-28T02:31:02.609120545Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:45:15.164658Z"},{"id":"BIT-gitea-2026-70357","title":"Gitea repository migration SSRF through DNS rebinding","description":"Gitea validates a repository migration hostname against its network allow and block lists before invoking Git, but the Git subprocess independently resolves the hostname when connecting. An attacker who can start a migration and control the destination's DNS can change the address between validation and connection to reach a blocked internal address. The affected path is the Git clone operation; validation in the migration HTTP client's dialer does not protect the independently connecting Git subprocess.","status":"published","published":"2026-10-14T08:42:59.802Z","modified":"2026-10-14T11:11:10.44342399Z","updated_at":"2026-11-02T15:28:29.999658Z"}]}}