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CVE-2026-20234 covers multiple insufficiently protected credentials vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC). The vulnerabilities were identified during an internal security review and addressed through a software-hardening release. Specific vulnerable functions, credential-protection mechanisms, and exploitation methods are not available.
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Patch, then assume compromise.
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No public exploit code observed for this vulnerability.
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Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
12 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Cisco ISE/ISE-PIC vulnerability identified through internal review; the content does not specify the flaw type.
A Cisco software-hardening release addresses internally discovered insufficiently protected credentials vulnerabilities (CWE-522) affecting Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC).
A Cisco ISE and ISE Passive Identity Connector vulnerability grouping for insufficiently protected credentials (CWE-522). It has a CVSS v3.1 vector of AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H, indicating network-reachable exploitation with low privileges and potential high impact to confidentiality, integrity, and availability.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.