XSS in Laravel Livewire
CVE-2024-21504
Versions of the package livewire/livewire from 3.3.5 and before 3.4.9 are vulnerable to Cross-site Scripting (XSS) when a page uses [Url] for a property. An attacker can inject HTML code in the context of the user's browser session by crafting a malicious link and convincing the user to click on it.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Laravel Livewire
- Livewire/livewire — versions 3.3.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.snyk.io/vuln/SNYK-PHP-LIVEWIRELIVEWIRE-6446222 (Exploit, Third Party Advisory)
- github.com/livewire/livewire/releases/tag/v3.4.9 (Release Notes)
- github.com/livewire/livewire/pull/8117 (Patch, Issue Tracking)
- github.com/livewire/livewire/commit/c65b3f0798ab2c9338213ede3588c3cdf4e6fcc0 (Patch)
Frequently asked questions
- What is CVE-2024-21504?
- CVE-2024-21504 is a medium-severity vulnerability in Laravel Livewire, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-03-19.
- How severe is CVE-2024-21504?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2024-21504 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.