Vulnerability · Published Mar 25, 2026 · Assigned by drupal

CVE-2026-3214CAPTCHA - Moderately critical - Access bypass - SA-CONTRIB-2026-015

Medium 6.5

In plain English

A medium-severity authentication bypass in CAPTCHA from Drupal. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 79.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagist:https://packages.drupal.org/8drupal/captcha1.17.0, 2.0.10DRUPAL-CONTRIB-2026-015

Affected products (as reported)

VendorProductVersions
Drupal CAPTCHA 0.0.0 – before 1.17.02.0.0 – before 2.0.10

Weakness: CWE-288 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References