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Critical · 9.4 CVE-2026-52777 EUVD-2026-71808GHSA-9369-69wj-7m2f

YesWiki: Authenticated PHP Object Injection in BazarImportAction via unserialize

Published Sep 4, 2026 · Updated Sep 8, 2026 · Assigned by GitHub_M

Description

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.

Affected products

VendorProductAffectedFixed
YesWiki yeswiki < 4.6.6 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist yeswiki/yeswiki < 4.6.6 4.6.6 GHSA-9369-69wj-7m2f

References