Cisco has patched a bug in Unified Communications Manager that lets an unauthenticated attacker on the network write files to the box and, from there, climb to root. It is tracked as CVE-2026-20230, and proof-of-concept…
| CVE ID | CVE-2026-20230 |
| Vendor | The Hacker News |
| Affected Product | Threat Intelligence |
| Vulnerability Type | Vulnerability |
| CVSS Score | 8.0 (HIGH) |
| Actively Exploited | ✅ Yes |
| Patch Status | See Vendor Advisory → |
| Reported By | CYBERDUDEBIVASH SENTINEL APEX Intelligence (via thehackernews) |
Cisco has patched a bug in Unified Communications Manager that lets an unauthenticated attacker on the network write files to the box and, from there, climb to root. It is tracked as CVE-2026-20230, and proof-of-concept exploit code is already public. Cisco's PSIRT says it has not seen the flaw used in attacks yet. The PoC shortens that runway. The flaw is a server-side request forgery.
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