What’s Vulnerable › Vulnerabilities

CVE-2025-11172: Check Plagiarism <= 2.0 - Missing Authorization to Authenticated (Subscriber+) Settings Update

• Severity: medium (CVSS 4.3 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: 2025-10-24 · updated 2026-10-08
• Weakness: CWE-862

Description

The Check Plagiarism plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the chk_plag_mine_plugin_wpse10500_admin_action() function in all versions up to, and including, 2.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update the API key.

Affected products

• plagiarismchecker Check Plagiarism: through 2.0

References

• https://plugins.trac.wordpress.org/browser/check-plagiarism/trunk/index.php#L760
• https://www.wordfence.com/threat-intel/vulnerabilities/id/ade64c1d-65e6-4424-b2da-dc63b49f08aa?source=cve

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