CVE-2026-52778
YesWiki Bazar Form Field Calculator Arbitrary Code Execution Vulnerability
Halo Surface Signal: 4 out of 5 — likely to be public-facing.
A critical vulnerability in YesWiki's form field calculator allows arbitrary PHP code execution due to flawed sanitization of mathematical formulas before they are processed by the `eval()` function. This could lead to server crashes or complete system compromise if reachable.