CVE-2026-85680 Ultimate Member < 2.13.1 - Unauthenticated Stored XSS via Profile Page Title
Unauthenticated attackers can inject malicious JavaScript into profile titles, leading to code execution or account takeover when administrators view the profile.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-85680?
CVE-2026-85680 is a high-severity cross-site scripting vulnerability in Unknown Ultimate Member, published on 19 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The Ultimate Member WordPress plugin before 2.13.1 does not escape a value derived from user supplied profile names before outputting it in the page title, and decodes HTML entities in it after its own sanitisation has already run, allowing unauthenticated attackers who register an account to store JavaScript that will execute when any visitor, including an administrator, views their profile.
Weakness: CWE-79
Which versions are affected by CVE-2026-85680?
How do I fix CVE-2026-85680?
No fix has been published for CVE-2026-85680 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-85680 being exploited?
There is no known exploitation of CVE-2026-85680 in the wild and no public exploit code.
Sources
Also known as GHSA-w2mq-x7qr-mgcw.