What’s Vulnerable › Vulnerabilities
CVE-2026-85680: Ultimate Member < 2.13.1 - Unauthenticated Stored XSS via Profile Page Title
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-19 · updated 2026-09-21
- Weakness: CWE-79
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.
Affected products
- ultimatemember Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership P: before 2.13.1 — fixed in 2.13.1
How to fix
Upgrade to a fixed version: ultimatemember Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership P 2.13.1. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-85680 or the next vulnerability affects your stack