CVE-2026-111628

EUVD-2026-103050
10up Distributor before 2.3.2 contains a PHP object injection vulnerability that allows Contributor-level users to instantiate PHP objects by double unserializing distributed post meta. Attackers can store a serialized PHP string as meta, which set_meta() in includes/utils.php unserializes on the destination site, storing attacker-defined objects whose impact depends on loaded gadget classes.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 18.21%
Common Weakness Enumeration
References
https://github.com/10up/distributor/blob/2.3.1/includes/utils.php#L192-L200
https://github.com/10up/distributor/commit/7c57edb774d80534885ca6f2c46b95d333de6e5a
https://github.com/10up/distributor/releases/tag/2.3.2
https://github.com/10up/distributor/security/advisories/GHSA-wm53-9j85-ph6h
https://www.vulncheck.com/advisories/10up-distributor-before-2.3.2-php-object-injection-via-set-meta