CVE-2026-8489

mediumCVSS 6.4covered by 1 sourcefirst seen 2026-07-03

The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'about_me' parameter in all versions up to, and including, 2.11.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Exploitation outlook

Low exploitation risk0.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-8489: The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction …nvd · 2026-07-03

External references

NVD record for CVE-2026-8489

CVE.org record

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