CVE-2026-124433
phpMyFAQ before 4.1.11 Insufficient Authorization in Group Deletion via GroupController
phpMyFAQ before 4.1.11 contains an insufficient authorization vulnerability that allows delegated administrators holding only GROUP_DELETE permission to delete higher-privileged groups. Attackers can submit a target group_list_select value to /admin/group/confirm and then /admin/group/delete to remove privileged groups, their memberships, and permission mappings.
Fixes and workarounds
No remediation reported in collected sources.
Missing remediation information is not evidence that no patch exists.
Affected products and versions
| Product | Versions | Authority |
|---|---|---|
| phpMyFAQ thorsten |
≥ 0; < 4.1.11 (affected, semver) 4.1.11 (unaffected, semver) Other versions: unaffected |
CNA: VulnCheck |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 4.0 / 7.0 high |
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N | CNA: VulnCheck |
| 3.1 / 6.5 medium |
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H | CNA: VulnCheck |
| 4.0 / 7.0 high |
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD: [email protected] |
| 3.1 / 6.5 medium |
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H | NVD: [email protected] |
Exploit evidence
- https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jprf-xpcq-vjwq
exploit · ADP: CISA-ADP
References
- https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jprf-xpcq-vjwqCNA: VulnCheck · vendor-advisory
- https://www.vulncheck.com/advisories/phpmyfaq-before-4.1.11-insufficient-authorization-in-group-deletion-via-groupcontrollerCNA: VulnCheck · third-party-advisory
- https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jprf-xpcq-vjwqADP: CISA-ADP · exploit
- https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jprf-xpcq-vjwq[email protected]
- https://www.vulncheck.com/advisories/phpmyfaq-before-4.1.11-insufficient-authorization-in-group-deletion-via-groupcontroller[email protected]
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