CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Lifecycle Timeline
4Description
Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA allows Functionality Bypass.This issue affects CAPTCHA: from 0.0.0 before 1.17.0, from 2.0.0 before 2.0.10.
Analysis
The Drupal CAPTCHA module contains an authentication bypass vulnerability (CWE-288) that allows attackers to circumvent CAPTCHA protection through an alternate path or channel, enabling functionality bypass. This vulnerability affects CAPTCHA versions 0.0.0 through 1.16.x and 2.0.0 through 2.0.9, allowing attackers to bypass CAPTCHA challenges intended to prevent automated abuse. …
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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Priority Score
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-15473
GHSA-8p38-3423-m7q8