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Articles

Critical Remote Code Execution Vulnerability in Cisco Secure Firewall Management Center (CVE-2026-20131)

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By Sakshi Aggarwal, Sai Nikhil Perla, Varun Sandila
| zscaler.com
Zscaler Blog Get the latest Zscaler blog updates in your inbox Introduction Cisco disclosed a critical remote code execution (RCE) vulnerability, CVE-2026-20131, impacting Cisco Secure Firewall Management Center (FMC) Software. The vulnerability was first disclosed by Cisco on March 4, 2026. The vulnerability carries a CVSS score of 10 and stems from insecure deserialization.
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CVE-2025-3248: RCE vulnerability in Langflow

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By Nataraja Gundale, Sakshi Aggarwal, Gladis Brinda R, Sai Nikhil Perla
| zscaler.com
Get the latest Zscaler blog updates in your inbox Subscribe Introduction CVE-2025-3248, a critical remote code execution (RCE) vulnerability with a CVSS score of 9.8, has been discovered in Langflow, an open-source platform for visually composing AI-driven agents and workflows. The issue resides in the platform’s /api/v1/validate/code endpoint, which improperly invokes Python’s built-in exec() function on user-supplied code without authentication or sandboxing.
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