What’s Vulnerable › Vulnerabilities
CVE-2026-11570: User Submitted Posts < 20260608 - Unauthenticated Stored XSS via Author Name
- Severity: medium (CVSS 4.2 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-01 · updated 2026-07-01
Description
The User Submitted Posts WordPress plugin before 20260608 does not escape a submitted value before outputting it in an admin-configured display template, leading to a Stored Cross-Site Scripting that can be triggered by unauthenticated users when a non-default display option is enabled.
Affected products
- specialk User Submitted Posts – Enable Users to Submit Posts from the Front End: before 20260608 — fixed in 20260608
How to fix
Upgrade to a fixed version: specialk User Submitted Posts – Enable Users to Submit Posts from the Front End 20260608. Check the vendor advisory for mitigations.
References
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