IsItPatched — Cisco Firepower Threat Defense security feed https://isitpatched.com/cisco-ftd Security alerts for Cisco Firepower Threat Defense: newly-exploited CVEs and end-of-life events from IsItPatched. en Compiled by IsItPatched (isitpatched.com) from NVD, CISA KEV, EPSS and endoflife.date. IsItPatched (https://isitpatched.com) https://www.rssboard.org/rss-specification 15 https://isitpatched.com/icon-192.png IsItPatched — Cisco Firepower Threat Defense security feed https://isitpatched.com/cisco-ftd Wed, 17 Jun 2026 07:02:20 GMT Cisco Firepower Threat Defense: CVE-2025-20363 (Critical) https://isitpatched.com/cve/CVE-2025-20363 cisco-ftd|CVE-2025-20363 Severity: Critical (CVSS 9) · CWE-122 · EPSS 8% Critical IsItPatched Thu, 25 Sep 2025 15:15:32 GMT Cisco Firepower Threat Defense: CVE-2025-20362 (Medium, exploited) https://isitpatched.com/cve/CVE-2025-20362 cisco-ftd|CVE-2025-20362 Severity: Medium (CVSS 6.5) · Missing authorization · Actively exploited (CISA KEV) · EPSS 84% Exploited IsItPatched Thu, 25 Sep 2025 15:15:32 GMT Cisco Firepower Threat Defense: CVE-2025-20333 (Critical, exploited) https://isitpatched.com/cve/CVE-2025-20333 cisco-ftd|CVE-2025-20333 Severity: Critical (CVSS 9.9) · Buffer overflow · Actively exploited (CISA KEV) · EPSS 29% Exploited IsItPatched Thu, 25 Sep 2025 15:15:32 GMT Cisco Firepower Threat Defense: CVE-2024-20359 (Medium, exploited) https://isitpatched.com/cve/CVE-2024-20359 cisco-ftd|CVE-2024-20359 Severity: Medium (CVSS 6) · Code injection · Actively exploited (CISA KEV) · EPSS 17% Exploited IsItPatched Wed, 24 Apr 2024 18:15:46 GMT Cisco Firepower Threat Defense: CVE-2024-20353 (High, exploited) https://isitpatched.com/cve/CVE-2024-20353 cisco-ftd|CVE-2024-20353 Severity: High (CVSS 8.6) · CWE-835 · Actively exploited (CISA KEV) · EPSS 63% Exploited IsItPatched Wed, 24 Apr 2024 18:15:46 GMT Cisco Firepower Threat Defense: CVE-2023-44487 (High, exploited) https://isitpatched.com/cve/CVE-2023-44487 cisco-ftd|CVE-2023-44487 Severity: High (CVSS 7.5) · Uncontrolled resource consumption · Actively exploited (CISA KEV) · EPSS 100% Exploited IsItPatched Tue, 10 Oct 2023 13:15:10 GMT Cisco Firepower Threat Defense: CVE-2023-20269 (Medium, exploited) https://isitpatched.com/cve/CVE-2023-20269 cisco-ftd|CVE-2023-20269 Severity: Medium (CVSS 5) · CWE-288 · Actively exploited (CISA KEV) · Ransomware-linked · EPSS 22% Exploited IsItPatched Wed, 06 Sep 2023 17:15:08 GMT Cisco Firepower Threat Defense: CVE-2022-20866 (High) https://isitpatched.com/cve/CVE-2022-20866 cisco-ftd|CVE-2022-20866 Severity: High (CVSS 7.4) · CWE-203 · EPSS 17% High IsItPatched Wed, 10 Aug 2022 16:15:08 GMT Cisco Firepower Threat Defense: CVE-2022-20759 (High) https://isitpatched.com/cve/CVE-2022-20759 cisco-ftd|CVE-2022-20759 Severity: High (CVSS 8.8) · CWE-266 · EPSS 28% High IsItPatched Tue, 03 May 2022 03:15:09 GMT Cisco Firepower Threat Defense: CVE-2021-44228 (Critical, exploited) https://isitpatched.com/cve/CVE-2021-44228 cisco-ftd|CVE-2021-44228 Severity: Critical (CVSS 10) · Improper input validation · Actively exploited (CISA KEV) · Ransomware-linked · EPSS 100% Exploited IsItPatched Fri, 10 Dec 2021 10:15:09 GMT Cisco Firepower Threat Defense: CVE-2019-15992 (High) https://isitpatched.com/cve/CVE-2019-15992 cisco-ftd|CVE-2019-15992 Severity: High (CVSS 7.2) · Memory corruption · EPSS 4% High IsItPatched Wed, 23 Sep 2020 00:15:13 GMT Cisco Firepower Threat Defense: CVE-2020-3452 (High, exploited) https://isitpatched.com/cve/CVE-2020-3452 cisco-ftd|CVE-2020-3452 Severity: High (CVSS 7.5) · Improper input validation · Actively exploited (CISA KEV) · EPSS 100% Exploited IsItPatched Wed, 22 Jul 2020 19:15:11 GMT Cisco Firepower Threat Defense: CVE-2020-3259 (High, exploited) https://isitpatched.com/cve/CVE-2020-3259 cisco-ftd|CVE-2020-3259 Severity: High (CVSS 7.5) · Information disclosure · Actively exploited (CISA KEV) · Ransomware-linked · EPSS 72% Exploited IsItPatched Wed, 06 May 2020 16:15:12 GMT Cisco Firepower Threat Defense: CVE-2020-3187 (Critical) https://isitpatched.com/cve/CVE-2020-3187 cisco-ftd|CVE-2020-3187 Severity: Critical (CVSS 9.1) · Path traversal · EPSS 97% Critical IsItPatched Wed, 06 May 2020 16:15:12 GMT Cisco Firepower Threat Defense: CVE-2019-1978 (Medium) https://isitpatched.com/cve/CVE-2019-1978 cisco-ftd|CVE-2019-1978 Severity: Medium (CVSS 5.8) · CWE-264 · EPSS 9% Medium IsItPatched Tue, 05 Nov 2019 20:15:11 GMT Cisco Firepower Threat Defense: CVE-2018-15454 (High) https://isitpatched.com/cve/CVE-2018-15454 cisco-ftd|CVE-2018-15454 Severity: High (CVSS 8.6) · Improper input validation · EPSS 4% High IsItPatched Thu, 01 Nov 2018 12:29:00 GMT Cisco Firepower Threat Defense: CVE-2018-0296 (High, exploited) https://isitpatched.com/cve/CVE-2018-0296 cisco-ftd|CVE-2018-0296 Severity: High (CVSS 7.5) · Improper input validation · Actively exploited (CISA KEV) · EPSS 100% Exploited IsItPatched Thu, 07 Jun 2018 11:29:00 GMT Cisco Firepower Threat Defense: CVE-2018-0240 (High) https://isitpatched.com/cve/CVE-2018-0240 cisco-ftd|CVE-2018-0240 Severity: High (CVSS 8.6) · CWE-399 · EPSS 4% High IsItPatched Thu, 19 Apr 2018 19:29:00 GMT Cisco Firepower Threat Defense: CVE-2018-0231 (High) https://isitpatched.com/cve/CVE-2018-0231 cisco-ftd|CVE-2018-0231 Severity: High (CVSS 8.6) · Improper input validation · EPSS 5% High IsItPatched Thu, 19 Apr 2018 19:29:00 GMT Cisco Firepower Threat Defense: CVE-2018-0101 (Critical) https://isitpatched.com/cve/CVE-2018-0101 cisco-ftd|CVE-2018-0101 Severity: Critical (CVSS 10) · Double free · EPSS 87% Critical IsItPatched Mon, 29 Jan 2018 20:29:00 GMT