Medium severity4.4NVD Advisory· Published Jan 25, 2024· Updated Apr 8, 2026
CVE-2024-0688
CVE-2024-0688
Description
The "WebSub (FKA. PubSubHubbub)" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products
1Patches
1cd74f0f2a9b4Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
2- plugins.trac.wordpress.org/changesetnvdPatch
- www.wordfence.com/threat-intel/vulnerabilities/id/f07b166b-3436-4797-a2df-096ff7c27a09nvdThird Party Advisory
News mentions
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