CVE-2026-85586: medium-severity vulnerability in thorsten phpMyFAQ
phpMyFAQ before 4.1.8 CAPTCHA Bypass via store parameter
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.9epss 0.5%
phpMyFAQ versions before 4.1.8 fail to validate CAPTCHA when the store parameter is set to 'now' in question submission requests. Unauthenticated attackers can bypass CAPTCHA protection and submit unlimited questions directly, causing database pollution and triggering outgoing mail notifications.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
thorsten · phpMyFAQRelated CVEs — thorsten phpMyFAQ
In the same product, most dangerous first.
CVE-2024-55889MEDIUMphpMyFAQ Vulnerable to Unintended File Download Triggered by Embedded FramesEPSS 2.2%CVE-2025-69200HIGHphpMyFAQ has unauthenticated config backup download via /api/setup/backupEPSS 2.1%CVE-2026-24421MEDIUMphpMyFAQ missing authorization exposes /api/setup/backup to any authenticated userEPSS 1.7%CVE-2024-28105HIGHphpMyFAQ's File Upload Bypass at Category Image Leads to RCEEPSS 1.5%CVE-2024-27299HIGHphpMyFAQ SQL Injection at "Save News"EPSS 1.2%CVE-2024-28107HIGHphpMyFAQ SQL injections at insertentry & saveentryEPSS 1.0%