Cross-site request forgery in phpMyFAQ update-database endpoint
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Tampering
- Confidentiality · integrity · availability
- None · Low · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-352.
Summary
phpMyFAQ from 4.0.0 before 4.1.9 contains a cross-site request forgery flaw in the POST /admin/api/update-database endpoint, which runs database migrations without validating a CSRF token (CWE-352). An attacker can lure a logged-in user with the CONFIGURATION_EDIT permission into submitting a crafted cross-site request. The resulting migrations may impact database integrity or availability.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
phpMyFAQ 4.0.0 before 4.1.9 contains a cross-site request forgery vulnerability in the POST /admin/api/update-database endpoint, which executes database migrations without validating a CSRF token. Attackers can lure a logged-in user with the CONFIGURATION_EDIT permission into submitting a crafted cross-site request, triggering migrations that may impact database integrity or availability.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade phpMyFAQ to version 4.1.9, which fixes the flaw.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
- Fix · CNA phpMyFAQ (thorsten) Fixed in 4.1.9
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
thorsten phpMyFAQ 4.1.9
14 records Highest priority Priority HIGH 5 HIGH, 6 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2026-76118 Authentication bypass in phpMyFAQ via WebAuthn credential injectionPriority HIGH 81
- TI-2026-76115 Authorization bypass in phpMyFAQ REST API edits restricted FAQsPriority HIGH 73
- TI-2026-76092 phpMyFAQ e-mail change lacks password check, enabling takeoverPriority HIGH 73
Timeline
- 2026-10-18 Threatist record created from CVE-2026-111907
- 2026-10-18 Alias added: GHSA-mm6v-fm3q-x3xw
- 2026-10-18 Priority changed: MEDIUM → LOW
- 2026-10-19 CISA SSVC decision points changed
References
More thorsten vulnerabilities
- TI-2023-00296 Improper Authentication in thorsten/phpmyfaq CVSS 3.1CRITICAL 9.8
- TI-2026-76118 Authentication bypass in phpMyFAQ via WebAuthn credential injection CVSS 4.0CRITICAL 9.3
- TI-2026-32868 phpMyFAQ - Unauthenticated Two-Factor Authentication Brute-Force via /admin/check Endpoint CVSS 4.0CRITICAL 9.3
- TI-2026-76108 Unauthenticated denial of service in phpMyFAQ API pagination CVSS 4.0HIGH 8.7
- TI-2026-53313 phpMyFAQ 3.1.0 through 4.1.6 Authentication Bypass via LDAP CVSS 4.0HIGH 8.8
- TI-2026-34083 phpMyFAQ - Unauthenticated Information Disclosure via getIdFromSolutionId Permission Bypass CVSS 4.0HIGH 8.7
Sources
- CVE-2026-111907 · CVE Program
- CVE-2026-111907 · NVD
- FIRST EPSS
- GHSA-mm6v-fm3q-x3xw · GitHub Advisory Database · CC BY 4.0
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