phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions API
CVSS score
8.5
EPSS probability
—
Risk score
0.8
Published
16 h ago
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Impact on My Inventory
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Vulnerability description
CVE AI research
DayBreach AI Explanation
Verified against sourcesSources read
2
Source agreement
0/2
Evidence confidence
%37
Short explanation
phpMyFAQ from version 4.2.0-alpha before 4.2.0-beta contains a privilege escalation vulnerability allowing category-restricted administrators to assign out-of-scope or empty category identifiers, granting groups unrestricted category access.
Allowing restricted administrators to assign categories outside their scope and grant groups unrestricted access introduces significant security risks.
What should be done?
- Monitor vendor security advisories and guidance
- Review privileged user access controls
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Chain of evidence and sources
phpMyFAQ 4.2.0-alpha ve 4.2.0-beta öncesi sürümlerde GroupController::saveCategoryRestrictions() fonksiyonunda yetki yükseltme açığı bulunmaktadır.
Kısıtlanmış yöneticiler /admin/api/group/category-restrictions adresine POST isteği göndererek gruplara sınırsız kategori erişimi sağlayabilir.
Show the technical text from the sources
phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a privilege escalation vulnerability in GroupController::saveCategoryRestrictions() that lets delegated administrators assign categories outside their own scope. Category-restricted administrators can POST to /admin/api/group/category-restrictions with out-of-scope or empty categoryIds to grant groups unrestricted category access.
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CWE: CWE-269
Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2026-111893 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | thorsten | phpMyFAQ | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 8.5 | CVSS V40 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/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 |
| 8.5 | CVSS V4_0 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | CVE CNA |
| 6.5 | CVSS V31 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N | NVD |
| 6.5 | CVSS V3_1 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N | CVE CNA |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-111893 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-111893 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
Similar Vulnerabilities
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