---
cve: "CVE-2026-88893"
severity: "HIGH"
cvss: 8.7
epss: "0.3%"
vendor: "Openpanel-dev"
kev: false
exploited: false
published: "2026-09-10 14:17:18"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T10:43:38+02:00"
---

# CVE-2026-88893

> 8.7 HIGH · 🧪 PoC

## Beschreibung

OpenPanel share lookup procedures fail to validate access controls and return password hashes and protected report definitions to unauthenticated callers. Attackers with a share link can retrieve argon2id password hashes and full report configurations including event names, filters, and breakdown dimensions for offline password cracking and business intelligence theft.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/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 |

## Referenzen

- <https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-7gv7-c464-9wh8>
- <https://www.vulncheck.com/advisories/openpanel-unauthenticated-share-lookup-information-disclosure>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-88893) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_