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CVE-2026-111887

CVE-2026-111887 · phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta Account Enumeration via Guest Comment Endpoint

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 6.9 · Medium · EPSS 0.3% · Fix available

Published
Updated

Affected products and versions

  • phpmyfaq

    Versions
    • ≥ 0, < 4.1.9: Affected (semver)
    • 4.1.9: Not affected (semver)

    Update to 4.1.9

  • phpmyfaq

    Versions
    • ≥ 4.2.0-alpha, < 4.2.0-beta: Affected (semver)
    • 4.2.0-beta: Not affected (semver)

    Update to 4.2.0-beta

Original sources

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