What’s Vulnerable › Vulnerabilities
CVE-2024-40743: [20240805] - Core - XSS vectors in Outputfilter::strip* methods
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-08-20 · updated 2026-06-17
- Weakness: CWE-79
Description
The stripImages and stripIframes methods didn't properly process inputs, leading to XSS vectors.
Affected products
- Joomla!: from 3.0.0 before 3.10.17; from 4.0.0 before 4.4.6; from 5.0.0 before 5.1.3 — fixed in 3.10.17, 4.4.6, 5.1.3
How to fix
Upgrade to a fixed version: Joomla! 3.10.17, 4.4.6, 5.1.3. Check the vendor advisory for mitigations.
References
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