---
cve: "CVE-2026-116183"
severity: "HIGH"
cvss: 8.7
epss: "0.2%"
vendor: "thorsten"
kev: false
exploited: false
published: "2026-10-25 14:16:58"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-11-09T15:23:37+01:00"
---

# CVE-2026-116183

> 8.7 HIGH · 🧪 PoC

## Beschreibung

phpMyFAQ before 4.1.10 contains an object-level authorization bypass vulnerability that allows unauthenticated attackers to modify or delete any visitor question by supplying an arbitrary openQuestionID to POST /api/faq/create. Attackers solving the CAPTCHA can rewrite question categories, forge answered entries in faqquestion_history, or permanently delete questions when records.enableDeleteQuestion is enabled.

## CNA-Record (Kanon, cvelistV5)

- CNA: **VulnCheck**
- State: PUBLISHED
- Stand: 2026-10-26 16:42:50
- CNA-CVSS: **8.7** (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **yes**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Schwachstellen-Klasse

- **CWE-639** — Authorization Bypass Through User-Controlled Key
  The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

## Patch verfügbar (OSV)

- 69e5faaeab4971061b9377ea150ade58d34750ec (Commit)

## Referenzen

- <https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9m55-g84r-x6v7>
- <https://www.vulncheck.com/advisories/phpmyfaq-before-4.1.10-authorization-bypass-via-api-faq-create-openquestionid>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-116183/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_