CVE-2026-118582

High

Description

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA allows Functionality Bypass. This issue affects CAPTCHA versions: from 0.0.0 to 1.18.0, from 2.0.0 to 2.0.11.

SeverityHigh
CVSS7.3
Exploit probability—
ProductCAPTCHA
PublishedOct 30, 2026
First seenNov 4, 2026
Weakness typeCWE-288CWE-288

How to fix

Update
  • Drupal CAPTCHA1.18.0, 2.0.11 or later

Affected products

ProductAffected versionsFixed in
Drupal CAPTCHAv < 1.18.0, 2.0.0 ≤ v < 2.0.111.18.0, 2.0.11

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CVE-2026-118582 · CAPTCHA · Dark Radar