Citrix NetScaler ADC and Gateway face denial-of-service risk from CVE-2026-88779 due to a memory buffer flaw.
Successful exploitation could result in denial of service.
The entry notes that known ransomware campaign use remains unknown at this time.
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CISA added CVE-2026-104286 in Fortinet FortiMail to its Known Exploited Vulnerabilities catalog on October 1, confirming active exploitation. Mitigations must be applied by October 4 or discontinue use where fixes are unavailable.
Cisco has released NX-OS hardening updates covering CVE-2026-76455, a group of improper access control issues (CWE-284) scored 9.8 critical. Cisco found the issues in an internal review and says they are not known to be exploited.
Cisco has released hardening updates for Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), to fix CVE-2026-76482, a critical vulnerability with a CVSS score of 10. The flaw stems from improper input verification and was identified during an internal security review.
A critical vulnerability tracked as CVE-2026-76465 affects the MPLS OAM feature in Cisco NX-OS on Nexus 3000 and 9000 Series Switches. The flaw allows unauthenticated remote attackers to execute arbitrary code with root privileges or trigger denial-of-service conditions.
Rundeck before 6.2.0 contains an OS command injection vulnerability rated 7.5 HIGH that lets authenticated users run arbitrary commands on Windows nodes. The flaw was fixed in the 6.2.0 release.
