{"id":"CVE-2026-52777","aliases":["GHSA-9369-69wj-7m2f"],"url":"https://o3.security/vulnerability/CVE-2026-52777","summary":"YesWiki: Authenticated PHP Object Injection in BazarImportAction via unserialize","details":"YesWiki is a wiki system written in PHP. Prior to version 4.6.6, there is an authenticated PHP object injection vulnerability in BazarImportAction via unserialize. This issue has been patched in version 4.6.6.","published":"2026-09-04T23:51:46.992Z","modified":"2026-09-10T03:30:53.120937522Z","cvss":null,"epss":{"score":0.00215,"percentile":0.11802,"asOf":"2026-09-07"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"yeswiki/yeswiki","fixedVersion":"4.6.6"}],"fix":{"url":"https://github.com/YesWiki/yeswiki/commit/8f70a8d6b8befa0e644d03c785701dbbc55b8fd0","label":"YesWiki/yeswiki@8f70a8d"},"references":[{"type":"WEB","url":"https://github.com/YesWiki/yeswiki/releases/tag/v4.6.6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52777.json"},{"type":"ADVISORY","url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-9369-69wj-7m2f"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52777"},{"type":"FIX","url":"https://github.com/YesWiki/yeswiki/commit/8f70a8d6b8befa0e644d03c785701dbbc55b8fd0"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-10T03:30:53.120937522Z"}}