Status: KEV | Advisory ID: CVE-2026-20230
| CVE | CVE-2026-20230 |
| Affected products | Cisco Unified Communications Manager |
| Exploitation status | Listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, indicating confirmed active exploitation. |
| Classified as | CWE-918 (Server-Side Request Forgery (SSRF)) |
| KEV listing | Added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2026-06-25. |
| Exploitation prediction (EPSS) | 88% probability of exploitation in the next 30 days (100% percentile) -- FIRST.org's EPSS model. |
| Federal remediation deadline | 2026-06-28 (CISA KEV, Binding Operational Directive). |
Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) contain a server-side request forgery (SSRF) Vulnerability that could allow an unauthenticated, remote attacker to write files to the underlying operating system that could be used later to elevate to root.
| Source | Reference |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2026-20230 |