CISA Urges Patching Newly Exploited Vulnerability in Ivanti Connect Secure

CISA is aware of Ivanti’s disclosure of a newly exploited vulnerability, CVE-2026-104935 , affecting Ivanti Connect Secure versions 25.1.1.1 and prior, 25.1.2.2 and prior, and 22.8R2.4 and prior. CISA is aware of cyber threat actors exploiting this zero-day authentication bypass vulnerability, which allows remote, unauthenticated execution of arbitrary commands, to conduct credential theft and data exfiltration. CISA added CVE-2026-104935 to its Known Exploited Vulnerabilities (KEV) Catalog on Oct. 13, 2026.  CISA urges organizations with affected Ivanti Connect Secure appliances and deployments to immediately update to the latest version, as outlined in Ivanti’s Security Advisory Ivant

Why it matters

Exploitation is already occurring or the issue is explicitly prioritized by defenders. Validate exposure before lower-priority patch work.

What defenders should do

Check exposure now; patch or mitigate; hunt for signs of exploitation on affected assets.

Verify at the source

CyberKit curates and prioritizes; the source remains authoritative. Read the original advisory at www.cisa.gov →