CVE-2026-111628
10up Distributor before 2.3.2 PHP Object Injection via set_meta()
CVSS Score
5.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-502 |
| Vendor | 10up |
| Product | distributor |
| Published | Oct 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Affected Versions
10up / Distributor
0 < 2.3.2
References
github.com: https://github.com/10up/distributor/security/advisories/GHSA-wm53-9j85-ph6h github.com: https://github.com/10up/distributor/blob/2.3.1/includes/utils.php#L192-L200 github.com: https://github.com/10up/distributor/commit/7c57edb774d80534885ca6f2c46b95d333de6e5a github.com: https://github.com/10up/distributor/releases/tag/2.3.2 vulncheck.com: https://www.vulncheck.com/advisories/10up-distributor-before-2.3.2-php-object-injection-via-set-meta
Credits
lichoin