CVE-2026-52777
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.
Scoring
- Severity
- CRITICAL
- CVSS base score
- 9.4
- CVSS vector
- 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
- EPSS probability
- 0.21%
- CWE
- CWE-352, CWE-502
- Published
- 2026-09-04
- Last modified
- 2026-09-08
Affected products
- YesWiki yeswiki
Weakness type
Related vulnerabilities
- CVE-2026-84432 — Concrete CMS 9 through 9.5.2 is vulnerable to CSRFin the Boards custom slot dialog controller
- CVE-2026-88061 — career-ops: Local dashboard API accepted cross-origin and non-loopback requests, allowing unauthenticated command execution
- CVE-2026-88873 — WWBN AVideo Cross-Site Request Forgery via logArchive.json.php
- CVE-2026-88872 — AVideo CustomizeUser setPassword.json.php CSRF
- CVE-2026-88871 — WWBN AVideo CustomizeUser setSubscribers CSRF via GET
- CVE-2026-88870 — WWBN AVideo LoginControl PGP Key CSRF via GET Request
- CVE-2026-78083 — Joomla Extension - joomshaper.com - Missing CSRF Token Verification in Property Booking and Agent Contact Endpoints in SP Property < 4.1.4
- CVE-2026-78084 — Joomla Extension - joomshaper.com - Missing Access Control in Gallery Image Management in SP Property < 4.1.4