CVE-2026-18937 Scanner
CVE-2026-18937 Scanner - Remote Code Execution vulnerability in WordPress Broken Link Checker
Used 5 times · 3.4k assets checked · domain, subdomain, ipv4
CVE
CVE-2026-18937
9.0
CVSScritical
Exploitable remotely over the internet · no authentication required.
Description
The Broken Link Checker WordPress plugin before 2.4.12 does not limit which query variables it accepts from user input on sites using plain permalinks, allowing unauthenticated users to overwrite arbitrary PHP global variables, and to execute arbitrary code on the server when a classic (non-block) is active.
Attack Vector
Network
Privileges Req.
None
User Interaction
None
broken link checker
Updated Nov 6, 2026View on NVD →
S4E scanner
CVE history: broken link checker
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