CISA Adds Three Known Exploited Vulnerabilities to Catalog
CISA adds three actively exploited vulnerabilities to its KEV Catalog.
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Summary
CISA has added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, citing evidence of active exploitation. The vulnerabilities affect ownCloud, Linux Kernel, and JFrog Artifactory. This action reinforces the importance of CISA's Binding Operational Directive (BOD) 26-04, which mandates federal agencies to prioritize the remediation of these high-risk vulnerabilities on publicly exposed assets.
The lesson from this incident
Full lessonCISA's addition of three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog confirms that threat actors are actively targeting flaws in ownCloud, the Linux Kernel, and JFrog Artifactory — all of which are widely deployed in enterprise and government environments. The core failure here is the gap between vulnerability disclosure and remediation, allowing attackers to exploit known weaknesses before organizations apply patches. Publicly exposed assets are especially dangerous when unpatched, as they provide an accessible attack surface to opportunistic and targeted adversaries alike. CISA's Binding Operational Directive (BOD) 26-04 underscores that timely patching of high-risk vulnerabilities is not optional for federal agencies, and the same urgency should be adopted across the private sector.
What helps against this
How we list vendors- Vulnerability scanning and prioritisation
You know which systems are vulnerable, and which ones to fix first.
- Automated patch management
Known holes get closed in days, not months.
- Cyber asset inventory
You cannot patch, monitor or protect the devices, cloud resources and accounts you do not know you have.
Indicators of Compromise
- cve — CVE-2023-49105
- cve — CVE-2026-53362
- cve — CVE-2026-66384