CVE-2024-55224 — vaultwarden
CRITICALCVE-2024-55224 is a critical-severity (CVSS 9.6) Cross-site Scripting (XSS) vulnerability in vaultwarden. A fix is available for vaultwarden — see the affected versions and patch details below.
Vaultwarden HTML injection vulnerability
Exploitation Status
No confirmed exploitation observed yet
- A successful exploit gives an attacker total control of the affected component, not partial access.
- CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.
Exploitation and automatability from CISA’s SSVC triage for CVE-2024-55224.
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
Where this sits among everything scored
Real-World Exposure
vaultwardenReal-time download stats are indexed for npm and PyPI packages. This vulnerability affects crates.io packages — download data is not available via public APIs for these ecosystems.
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.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🦀crates.io | vaultwarden | all versions | 1.32.5cargo update -p vaultwarden --precise 1.32.5 |
Affected Products
vaultwardendani-garciaDetection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for vaultwarden, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update vaultwarden to 1.32.5 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2024-55224 is resolved across your whole dependency graph.
Workarounds
Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.
Frequently Asked Questions
Is CVE-2024-55224 in your dependencies?
Find it across crates.io, including transitive dependencies.