{"id":"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.","aliases":["GHSA-9369-69wj-7m2f"],"modified":"2026-09-06T03:46:01.987638028Z","published":"2026-09-04T23:51:46.992Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52777.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-352","CWE-502"]},"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"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/yeswiki/yeswiki","events":[{"introduced":"0"},{"fixed":"8f70a8d6b8befa0e644d03c785701dbbc55b8fd0"},{"fixed":"fa81922f4103630911cbea98ead3c4b7bc786e19"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"4.6.6"}],"source":["AFFECTED_FIELD","REFERENCES"]}}],"versions":["v4.6.5","v4.6.4","v4.6.3","v4.6.2","v4.6.0","v4.5.5","v4.5.4","v4.5.3","v4.5.2","v4.5.1","v4.4.3","v4.4.2","v4.4.1","v4.4.0","v4.3.1","v4.3.0","v4.2.2","v4.2.1","v4.2.0","v4.1.5","v4.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-52777.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H"}]}