CVE-2026-108291 WordPress Affiliates plugin <= 7.0.1 - PHP Object Injection vulnerability
An attacker can exploit PHP object injection in the Affiliates plugin to potentially execute arbitrary code on the WordPress site.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-108291?
CVE-2026-108291 is a critical unsafe deserialization vulnerability in itthinx Affiliates, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Deserialization of Untrusted Data vulnerability in itthinx Affiliates affiliates allows Object Injection.This issue affects Affiliates: from n/a through 7.0.1.
Weakness: CWE-502
Which versions are affected by CVE-2026-108291?
How do I fix CVE-2026-108291?
No fix has been published for CVE-2026-108291 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2026-108291 being exploited?
There is no known exploitation of CVE-2026-108291 in the wild and no public exploit code.
Sources
Also known as GHSA-96vj-5338-hrmj.