CVE-2026-20230Vulnerability
Cisco Unified Communications Manager Server-Side Request Forgery (SSRF) Vulnerability
Exploited in the wildCISA added it to its Known Exploited Vulnerabilities list on .
Reported by 2 independent sources · first reported by Recorded Future · last reported
Last reported 27 days ago
CISA KEVAdded 25 Jun 2026
Fix due 28 Jun 2026
Used by ransomware: not knownCISA KEV catalogue
Fix due 28 Jun 2026
Used by ransomware: not knownCISA KEV catalogue
EPSS88.2%
higher than 99% of CVEsFIRST EPSS, as of 21 Oct 2026
higher than 99% of CVEsFIRST EPSS, as of 21 Oct 2026
What the reports say
2 reports, newest first · the exact sentence from each-
Cyber Brief 26-07 - June 2026“On June 23, a researcher reported active exploitation of CVE-2026-20230 in Cisco Unified Communications Manager (CUCM).”
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June 2026 CVE Landscape“CVE-2026-20230”
Indicators reported together
named in the same reportsAlso named with it: CVE-2026-11645, CVE-2026-28318, CVE-2026-25089, CVE-2026-39808, CVE-2026-42897, CVE-2026-35616, CVE-2026-33825, CVE-2025-55182, CVE-2026-21509, CVE-2025-8088, CVE-2025-6218, CVE-2026-35273, CVE-2021-27137, CVE-2026-46817, CVE-2026-48907, CVE-2026-12569, CVE-2022-27925, CVE-2023-46747, CVE-2026-25939, CVE-2020-17103
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