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Introduction
This Article explores CVEs (Common Vulnerabilities and Exposures) addressing critical security vulnerabilities of Cisco ISE 3.x.
Summary
2026
CVE-2026-20204 & CVE-2026-20205 of May 05, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20204 & 20205)

CVE-2026-20193 & CVE-2026-20195 of May 06, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20193 & 20195)

CVE-2026-20180 & CVE-2026-20186 of April 15, 2026 with Impact Rating Critical:
Cisco ISE related Vulnerability (CVE-2026-20180 & 20186)

CVE-2026-20147 & CVE-2026-20148 of April 15, 2026 with Impact Rating Critical:
Cisco ISE related Vulnerability (CVE-2026-20147 & 20148)

CVE-2026-20136 of April 15, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20136)

CVE-2026-20132 of April 15, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20132)

CVE-2026-20076 of January 15, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20076)

CVE-2026-20047 of January 15, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20047)

CVE-2026-20029 of January 07, 2026 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2026-20029)

2025
CVE-2025-20343 of November 05, 2025.with Impact Rating High:
Cisco ISE related Vulnerability (CVE-2025-20343)

CVE-2025-20289, CVE-2025-20303 & CVE-2025-20304 of November 05, 2025.with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2025-20289 & 20303 & 20304)

CVE-2025-20131 of August 20, 2025 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2025-20131)

CVE-2025-20331 & CVE-2025-20332 of August 06, 2025 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2025-20331 & 20332)

CVE-2025-20283, CVE-2025-20284 & CVE-2025-20285 of Jul 16, 2025 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2025-20283 & 20284 & 20285)

CVE-2025-20281, CVE-2025-20282 & CVE-2025-20337 of June 25, 2025 and updated on July 16, 2025 with Impact Rating Critical:
Cisco ISE related Vulnerability (CVE-2025-20281 & 20282 & 20337)

CVE-2025-20286 of June 04, 2025 with Impact Rating Critical:
Cisco ISE related Vulnerability (CVE-2025-20286)

CVE-2025-20130 of June 04, 2025 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2025-20130)

CVE-2025-20267 of May 21, 2025 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2025-20267)

CVE-2025-20152 of May 21, 2025 with Impact Rating High:
Cisco ISE related Vulnerability (CVE-2025-20152)

CVE-2025-20124 and CVE-2025-20125 of February 05, 2025 with Impact Rating Critical:
Cisco ISE related Vulnerability (CVE-2025-20124 e 20125)

2024
CVE-2024-20525 & CVE-2024-20527 & CVE-2024-20528 & CVE-2024-20529 & CVE-2024-20530 & CVE-2024-20531 & CVE-2024-20532 of November 06, 2024 with Impact Rating Medium:
Cisco ISE related Vulnerability (3.x)

CVE-2024-20476 & CVE-2024-20487 of November 06, 2024 with Impact Rating Medium:
Cisco ISE related Vulnerability (3.1 - 3.3)

CVE-2024-20417 of November 06, 2024 with Impact Rating Medium:
Cisco ISE related Vulnerability (CVE-2024-20417)

CVE-2024-20296 of July 17, 2024 with Impact Rating High:
Cisco ISE related Vulnerability (CVE-2024-20296)

References
Cisco Security Advisories
ISE - CVEs (versão Português) - Video