---
cve: "CVE-2026-97736"
severity: "MEDIUM"
cvss: 5.4
epss: "0.2%"
vendor: "tinyauth"
kev: false
exploited: false
published: "2026-09-25 04:17:50"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-28T02:22:05+02:00"
---

# CVE-2026-97736

> 5.4 MEDIUM · 🧪 PoC

## Beschreibung

tinyauth before 5.1.3 allows rule bypass by appending an allowed route string. This is caused by an unanchored regular expression.

## CNA-Record (Kanon, cvelistV5)

- CNA: **mitre**
- State: PUBLISHED
- Stand: 2026-09-26 22:51:19
- CNA-CVSS: **5.4** (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Gering | warn |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Keine | good |

## Patch verfügbar (OSV)

- ad700e75e065e7d966f0ba4cb16fc851cad224c6 (Commit)

## Referenzen

- <https://github.com/tinyauthapp/tinyauth/security/advisories/GHSA-r27r-rr9v-vv37>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-97736) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_