What’s Vulnerable › Vulnerabilities
CVE-2026-48942: Joomla Extension - getk2.org - Stored-XSS in K2 extension for Joomla < 2.26
- 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: 2026-06-25 · updated 2026-10-25
- Weakness: CWE-79
Description
K2 ≤ 2.26 renders the `#__k2_users.image` column directly into HTML `src` attributes via two distinct templates, in both cases without HTML escaping.
Affected products
- getk2.org K2 extension for Joomla: through 2.26
References
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