MajorCritical vulnerability

CVE-2026-81420 (CVSS 8.6)

NVD · officialPublished Oct 11, 2026Risk 37/100EPSS 0.2%

The Tcard WP WordPress plugin through 1.8.0 does not sanitise and escape a parameter before using it in a SQL statement in one of its unauthenticated AJAX actions, allowing unauthenticated users to perform SQL injection attacks.

Technical details

CVSS

8.6

AV:NetworkAC:LowPR:NoneUI:NoneC:HighI:NoneA:None

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

Open primary source