{"id":"CVE-2026-103504","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-103504","generatedAt":"2026-10-28T01:53:33.413Z","title":"Changing an organization team's permission through the API with only the `permission` field did not rebuild the team's per-unit access, and the requested level was not applied as a cap.","description":"Changing an organization team's permission through the API with only the `permission` field did not rebuild the team's per-unit access, and the requested level was not applied as a cap. After an organization owner demoted a team, for example from admin to read, the team's members kept their previous unit permissions, including write access to the team's repositories. The web form was not affected.","published":"2026-10-06T20:17:14.000Z","lastModified":"2026-10-07T21:17:07.000Z","status":"Awaiting Analysis","sourceIdentifier":"88ee5874-cf24-4952-aea0-31affedb7ff2","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},"cwe":["CWE-272"],"affected":[],"epss":{"score":0.00259,"percentile":0.17469,"date":"2026-10-26","history":[{"date":"2026-10-07","score":0.00161,"percentile":0.04707}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-10-07T22:30:11.000Z","detail":{"from":null,"score":"8.1","severity":"HIGH","fromSeverity":null},"summary":"Now scored CVSS 8.1 HIGH."},{"kind":"new","label":"New CVE","at":"2026-10-06T20:17:14.000Z","detail":{"score":null,"severity":null,"publishedAt":"2026-10-06T20:17:14.487Z"},"summary":"New CVE, high severity (CVSS 8.1)."}],"references":[{"url":"https://blog.gitea.com/release-of-28.0.0/","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"},{"url":"https://github.com/go-gitea/gitea/pull/38938","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"},{"url":"https://github.com/go-gitea/gitea/releases/tag/v28.0.0","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"},{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-x8c3-3rp8-2j46","source":"88ee5874-cf24-4952-aea0-31affedb7ff2"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-103504","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}