MEDIUMCVSS v3.1 5.3Vulnerability

CVE-2026-111887

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.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00261
Cvss severity
MEDIUM
Cvss score
5.3
Retrieved at
2026-10-21T01:24:48+00:00
Last source
FIRST EPSS
Score
5.3
Cvss version
3.1
Cve id
CVE-2026-111887
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
First seen by Signal
2026-10-18T13:39:03+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Published at
2026-10-17T19:16:29.930
Last modified
2026-10-18T14:16:54.393
Epss percentile
0.16766

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-111887 (CVSS v3.1 5.3) — Ninja Signal Threat Intelligence | Ninja Signal