CISA Adds CVE-2026-48907 to Known Exploited Vulnerabilities Catalog
In June 2026, a critical vulnerability identified as CVE-2026-48907 was discovered in the Joomla Content Editor (JCE) extension, allowing unauthenticated attackers to create new editor profiles and upload arbitrary PHP code, leading to remote code execution. This flaw affects JCE versions prior to 2.9.99.5. The Cybersecurity and Infrastructure Security Agency (CISA) added this vulnerability to its Known Exploited Vulnerabilities (KEV) catalog on June 16, 2026, following evidence of active exploitation. Joomla released patches on June 3 and June 6, 2026, to address this issue. ([securityweek.com](https://www.securityweek.com/joomla-litespeed-vulnerabilities-exploited-in-attacks/?utm_source=openai)) The active exploitation of CVE-2026-48907 underscores the persistent threat posed by web application vulnerabilities, particularly in widely used content management systems like Joomla. Organizations are urged to promptly apply the latest security updates to mitigate potential risks associated with this vulnerability.
Kill Chain