18 Apr, 2026

Cisco warns of Identity Service Engine flaw with exploit code

Cisco has patched a vulnerability in its Identity Services Engine (ISE) network access control solution, with public proof-of-concept exploit code, that can be abused by attackers with admin privileges. Enterprise admins use Cisco ISE to manage endpoint, user, and device access to network resources while enforcing a zero-trust architecture. The security flaw (CVE-2026-20029) affects Cisco […]

3 mins read

Hackers exploited Citrix, Cisco ISE flaws in zero-day attacks

An advanced threat actor exploited the critical vulnerabilities “Citrix Bleed 2″ (CVE-2025-5777) in NetScaler ADC and Gateway, and CVE-2025-20337 affecting Cisco Identity Service Engine (ISE) as zero-days to deploy custom malware. Amazon’s threat intelligence team, analyzing “MadPot” honeypot data, found that hackers leveraged the two security issues before the security issues were disclosed publicly and patches became […]

3 mins read

Exploit available for critical Cisco ISE bug exploited in attacks

Security researcher Bobby Gould has published a blog post demonstrating a complete exploit chain for CVE-2025-20281, an unauthenticated remote code execution vulnerability in Cisco Identity Services Engine (ISE). The critical vulnerability was first disclosed on June 25, 2025, with Cisco warning that it impacts ISE and ISE-PIC versions 3.3 and 3.4, allowing unauthenticated, remote attackers to […]

2 mins read

Cisco: Maximum-severity ISE RCE flaws now exploited in attacks

Cisco is warning that three recently patched critical remote code execution vulnerabilities in Cisco Identity Services Engine (ISE) are now being actively exploited in attacks. Although the vendor did not specify how they were being exploited and whether they were successful, applying the security updates as soon as possible is now critical. “In July 2025, the […]

2 mins read

Cisco warns of max severity RCE flaws in Identity Services Engine

Cisco has published a bulletin to warn about two critical, unauthenticated remote code execution (RCE) vulnerabilities affecting Cisco Identity Services Engine (ISE) and the Passive Identity Connector (ISE-PIC). The flaws, tracked under CVE-2025-20281 and CVE-2025-20282, are rated with max severity (CVSS score: 10.0). The first impacts ISE and ISE-PIC versions 3.4 and 3.3, while the second affects only […]

2 mins read

Critical Cisco ISE bug can let attackers run commands as root

Cisco has released patches to fix two critical vulnerabilities in its Identity Services Engine (ISE) security policy management platform. Enterprise administrators use Cisco ISE as an identity and access management (IAM) solution that combines authentication, authorization, and accounting into a single appliance. The two security flaws (CVE-2025-20124 and CVE-2025-20125) can be exploited by authenticated remote […]

2 mins read