Medium · CVSS 6.9CVE-2026-111887

phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Account Enumeration via Guest Comment EndpointCVE-2026-111887

Answer in brief

CVE-2026-111887 records a Medium severity (CVSS 6.9) vulnerability in phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Account Enumeration via Guest Comment Endpoint. The current sources do not mark it as known exploited. The current feed maps thorsten/phpMyFAQ (generic), thorsten/phpMyFAQ (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 17, 2026Updated Oct 17, 2026Source checked Oct 17, 2026First seen by HOL Oct 17, 2026Material review Oct 17, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.9
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Available

Why this deserves its current priority

CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps thorsten/phpMyFAQ (generic), thorsten/phpMyFAQ (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
thorsten/phpMyFAQgeneric	>=0 <4.1.9	4.1.9
thorsten/phpMyFAQgeneric	>=4.2.0-alpha <4.2.0-beta	4.2.0-beta

Recommended response

Check inventory. Check lockfiles and deployed manifests for thorsten/phpMyFAQ, thorsten/phpMyFAQ.
Review the reported fix. Update thorsten/phpMyFAQ to 4.1.9; thorsten/phpMyFAQ to 4.2.0-beta if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Oct 17, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 17, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 17, 2026

Sources and claim methodology

Upstream source description

phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta contains an account enumeration vulnerability that allows unauthenticated attackers to confirm registered display names and emails via a distinct HTTP 409 response. Attackers can submit guest comments to the comment create endpoint with candidate user and mail values to link names to emails for targeted phishing.

Quoted source text, attributed separately from HOL analysis.