CVE-2026-76203: Maalfer Pentestify

Medium severity, CVSS 5.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Incorrect Behavior Order: Validate Before Canonicalize in the report theme CSS sanitizer in maalfer Pentestify 1.2.0 through 2.3.2 allows an authenticated user to force outbound HTTP requests from other users' browsers, disclosing their IP address and User-Agent, via CSS hex escapes that reconstruct the url() function and evade the sanitizer blocklist

Affected products

• Maalfer Pentestify: from 1.2.0, before 1ed1aad (fixed in 1ed1aad)

Published 2026-08-19. Last modified 2026-09-01.