Medium severity6.4OSV Advisory· Published Jun 13, 2025· Updated Jun 17, 2026
CVE-2025-5923
CVE-2025-5923
Description
The Game Review Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘className’ parameter in all versions up to, and including, 4.8.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-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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Affected products
2- Range: 1.0, 1.1, 1.2, …
- Range: <=4.8.1
Patches
Vulnerability mechanics
References
4- github.com/mtoensing/game-review-block/commit/135aa118b75db5242df7fd1ef13cc09ec3410f3anvd
- plugins.trac.wordpress.org/browser/game-review-block/tags/4.7.0/src/game-table/callback.phpnvd
- wordpress.org/plugins/game-review-block/nvd
- www.wordfence.com/threat-intel/vulnerabilities/id/88520d8e-8e13-4b58-9df3-3b99afd39144nvd
News mentions
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