NewsCisco PSIRT

    Cisco Advance Notification for Publication of September 16, 2026, Security Advisories

    On September 16, 2026, the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables. To remediate these vulnerabilities, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the Foundation: A Predictable, Customer-Focused Response to AI-Accelerated Vulnerability Discovery . Cisco Identity Services Engine Title CVE ID SIR Base Score Cisco Identity Services Engine Hardening Release: September 2026 CVE-2026-20130 CVE-2026-20192 CVE-2026-20194 CVE-2026-20234 CVE-2026-20237 CVE-2026-20287 Critical 10.0 Cisco Identity Services Engine Vulnerabilities CVE-2026-76423 CVE-2026-76425 CVE-2026-76426 CVE-2026-76427 CVE-2026-76428 CVE-2026-76424 Critical 10.0 Cisco Identity Services Engine Authentication Bypass Vulnerability CVE-2026-76460 Critical 10.0 Cisco Identity Services Engine Remote Code Execution Vulnerabilities CVE-2026-20211 CVE-2026-20176 CVE-2026-20307 Critical 9.9 Cisco Identity Services Engine Authenticated Remote Code Execution and API Vulnerabilities CVE-2026-20282 CVE-2026-20283 CVE-2026-20284 Critical 9.1 Cisco Identity Services Engine Command Injection Vulnerabilities CVE-2026-20306 CVE-2026-20305 Critical 9.1 Cisco Identity Services Engine RADIUS Denial of Service Vulnerability CVE-2026-20352 High 8.6 Cisco Identity Services Engine SQL Injection Vulnerabilities CVE-2026-20247 CVE-2026-20300 High 7.5 Cisco Identity Services Engine Cross-Site Scripting Vulnerability</ <br/>Security Impact Rating: Informational

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    Source: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-notice-jfxK98ZP?vs_f=Cisco%20Security%20Advisory%26vs_cat=Security%20Intelligence%26vs_type=RSS%26vs_p=Cisco%20Advance%20Notification%20for%20Publication%20of%20September%2016,%202026,%20Security%20Advisories%26vs_k=1

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