# CVE-2025-51846

> Vulnerability · severity: **HIGH** (CVSS 7.5).

## Description

CryptPad 2025.3.1 allows unbounded WebSocket frame flood. A remote, unauthenticated attacker can significantly degrade or deny service for all users of a CryptPad instance. Fixed in 2026.2.2.

## Key facts

- **CVE ID:** CVE-2025-51846
- **Published:** 2026-04-30
- **CVSS severity:** HIGH
- **CVSS base score:** 7.5
- **CWE codes:** CWE-770

## Affected products

- `xwiki:cryptpad`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-51846

## Citation

> AI Analytics. CVE-2025-51846. Retrieved 2026-08-14 from https://api.ai-analytics.org/cve/CVE-2025-51846. Derived from NIST NVD. Licensed CC0.

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