CVE-2026-111887

MediumCVSS 5.3/10Last modified Oct 18, 2026

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.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-204

Affected software

VendorProductVersions
thorstenphpMyFAQ< 4.1.9
thorstenphpMyFAQ>= 4.2.0-alpha, < 4.2.0-beta

References

Timeline

Published
Oct 17, 2026
Last modified
Oct 18, 2026
NVD status
Deferred

Related CVEs from 2026

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CVE-2026-111887: Medium severity, CVSS 5.3 | Vulnix