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OpenAdvisories

Vendor

cryptpad

4 known vulnerabilities.

cryptpad at a glance

Last 12 months
2
Critical · all time
0
Exploited · all time
0
Public exploit · all time
1
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 1 vulnerability May 2026: 1 vulnerability June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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Products

cryptpad 4

Latest advisories

  • High max 7.5
    VA-26-119-01 1 CVE

    CryptPad unbounded WebSocket frame flood

    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.

    cryptpad
All Critical High Medium Low Exploited only Public exploit

4 results · Feed

  • Medium 6.1
    CVE-2026-26028

    CryptPad: Sanitizer Bypass in Diffmarked.js Allows Arbitrary HTML Injection and Potential XSS

    CryptPad is an end-to-end encrypted collaborative office suite. In versions prior to 2026.2.0, the HTML sanitizer in Diffmarked.js can be bypassed due to incomplete attribute filtering on restricted tags. The sanitizer validates only the src attribute of <ifr…

    cryptpad cryptpad cryptpad npm
  • High 7.5
    CVE-2025-51846 Public exploit

    CryptPad unbounded WebSocket frame flood

    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.

    cryptpad cryptpad
  • High 7.4
    CVE-2025-49591

    CryptPad 2FA Bypass Vulnerability

    CryptPad is a collaboration suite. Prior to version 2025.3.0, enforcement of Two-Factor Authentication (2FA) in CryptPad can be trivially bypassed, due to weak implementation of access controls. An attacker that compromises a user's credentials can gain acces…

    cryptpad cryptpad
  • Low 2.9
    CVE-2025-49590

    CryptPad Dom-Based Cross-Site Scripting (XSS) Vulnerability

    CryptPad is a collaboration suite. Prior to version 2025.3.0, the "Link Bouncer" functionality attempts to filter javascript URIs to prevent Cross-Site Scripting (XSS), however this can be bypassed. There is an "early allow" code path that happens before the …

    cryptpad cryptpad