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CVE-2026-20315 groups multiple improper access control vulnerabilities in Cisco Secure Workload involving authorization, authentication, privileges, and bypass weaknesses. The vulnerabilities affect SaaS and on-premises deployments and were discovered during an internal security review. Affected releases include the 3.10 branch before 3.10.9.1 and the 4.0 branch before 4.0.4.16. Exploitation could permit unauthorized access or actions, including authentication bypass. Specific vulnerable functions and exploitation mechanisms have not been disclosed.
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What an attacker gets, and what they’ve been doing with it.
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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.
18 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A CVSS 10.0 improper access control vulnerability in Cisco Secure Workload. The advisory applies to SaaS and on-premises deployments regardless of configuration. Such weaknesses may expose protected operations or administrative workflows.
An improper access control vulnerability in Cisco Secure Workload affecting versions prior to 4.0.4.16 and 3.10.9.1.
A maximum-severity set of improper access control vulnerabilities affecting Cisco Secure Workload.
A critical set of improper access control vulnerabilities spanning authorization, authentication, privileges, and bypasses in Cisco Secure Workload.
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.