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U.S. CISA adds Widget Factory Joomla Content Editor flaw to its Known Exploited Vulnerabilities catalog

Securityaffairs.Co •Pierluigi Paganini • June 17, 2026

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Widget Factory Joomla Content Editor (JCE) flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Widget Factory Joomla Content Editor (JCE) flaw, tracked as CVE-2026-48907 (CVSS score of 10.0), to its Known Exploited Vulnerabilities (KEV) catalog. “A vulnerability in the JCE […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical Joomla JCE Vulnerability Under Active Exploitation A critical vulnerability in the Joomla Content Editor (JCE), tracked as CVE-2026-48907, allows unauthenticated attackers to execute remote code on affected Joomla sites. This flaw affects JCE versions below 2.9.99.6 and has a CVSS score of 10.0. Attackers exploit this vulnerability by importing rogue editor profiles to upload PHP web shells without any authentication. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added this vulnerability to its Known Exploited Vulnerabilities catalog on June 16, 2026, indicating active exploitation in the wild. Automated scanning campaigns have targeted numerous Joomla sites, with hundreds already compromised. Site owners are urged to update to the latest version immediately and check for signs of exploitation, including unauthorized profiles and suspicious PHP files in writable directories. The vulnerability has been confirmed by multiple sources, including security advisories and independent analyses. 33 sources 87

Extracted Entities

U.S. CISA adds Widget Factory Joomla Content Editor flaw to its Known Exploited Vulnerabilities catalog

The full story

Extracted Entities

CVEs (1)

Platforms (1)

Vulnerabilities (1)