Is there a patch available for CVE-2026-118582?

Yes, a patch is available for CVE-2026-118582. Update the affected software to the latest version immediately.

Captcha CVE-2026-118582

EUVD-2026-113695

Authentication Bypass Using an Alternate Path or Channel (CWE-288)

2026-10-30 drupal

GHSA-f93j-m756-g37x

Authentication Bypass Drupal Captcha

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Vulnerability Assessment

Weakness

CWE

CWE-288

OWASP Top 10:2025

A07:2025 - Authentication Failures

ASVS 5.0

V6 - Authentication Alternate path authentication

Monitor Track and reassess. Why: No CVSS yet + weak signal (CWE or non-zero EPSS).

Patch available 0.2% exploitation probability (EPSS)

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AnalysisCVE.org

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.

Affected VersionsENISA

Captcha 2.0.0 <2.0.11

Captcha 0.0.0 <1.18.0

Affected Packages

composer drupal/captcha fix: 1.18.0, 2.0.11

euvd captcha fix: 1.18.0, 2.0.11

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 2 packages in composer, euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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Exploit and PoC references, threat intelligence from 22 sources

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Lifecycle Timeline

Patch available

Oct 30, 2026 - 04:01 EUVD

CVE Published

Oct 30, 2026 - 03:08 cve.org

UNKNOWN (no severity yet)

Threat Intelligence Overview

EPSS Score

0.2%

Top 92% exploitable

Data Quality

2 sources

Confidence: Low

EUVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity Not scored yet

CISA KEV No

Public POC No

EPSS 0.2%

Patch available Yes

Active threat No

Deciding rule

No CVSS yet + weak signal (CWE or non-zero EPSS)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.