How to fix CVE-2024-55224?

Within 24 hours: Identify all affected systems running Vaultwarden and apply vendor patches immediately. Verify anti-CSRF tokens and content security policies are enforced.

Is Vaultwarden affected by CVE-2024-55224?

Organizations using Vaultwarden face critical risk from CVE-2024-55224, a cross-site scripting vulnerability rated CVSS 9.6. Attackers could inject malicious scripts to steal user sessions, credentials, or perform actions on behalf of authenticated users.

CVE-2024-55224

CRITICAL

2025-01-09 [email protected]

9.6

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch Released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:02 vuln.today

PoC Detected

Jun 20, 2025 - 18:30 vuln.today

Public exploit code

CVE Published

Jan 09, 2025 - 21:15 nvd

CRITICAL 9.6

Description

An HTML injection vulnerability in Vaultwarden prior to v1.32.5 allows attackers to execute arbitrary code via injecting a crafted payload into the username field of an e-mail message.

Analysis

An HTML injection vulnerability in Vaultwarden prior to v1.32.5 allows attackers to execute arbitrary code via injecting a crafted payload into the username field of an e-mail message. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. An HTML injection vulnerability in Vaultwarden prior to v1.32.5 allows attackers to execute arbitrary code via injecting a crafted payload into the username field of an e-mail message. Affected products include: Dani-Garcia Vaultwarden.

Affected Products

Dani-Garcia Vaultwarden.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.4

CVSS: +48

POC: +20

CVE-2024-55224 vulnerability details – vuln.today

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CVE-2024-55224

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CVE-2024-55224

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Lifecycle Timeline

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Analysis

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