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CVE-2026-20332 is a Cisco software-hardening umbrella CVE for multiple internally discovered improper access-control vulnerabilities in Cisco Secure Adaptive Security Appliance (ASA) Software, Secure Firewall Threat Defense (FTD) Software, and Secure Firewall Management Center (FMC) Software. The issues are classified under CWE-284. Cisco has not published vulnerability-specific technical details, affected functions, or individual exploit preconditions for this grouped CVE.
Mallory correlates every CVE against your assets, your vendors, and active adversary campaigns. Know which vulnerabilities matter for you, not just which ones are loud.
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
13 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A critical-severity Cisco Secure Firewall Management Center vulnerability, also affecting Cisco Secure Firewall ASA and FTD, belonging to a vulnerability class for which related flaws have been exploited in the wild.
Improper access-control vulnerability in Cisco Secure Firewall ASA and FTD software.
A Cisco software-hardening advisory covering multiple internally discovered improper access-control vulnerabilities affecting Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software, and Cisco Secure Firewall Management Center Software.
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.