CVE-2026-20157
Medium
Elevated severity or exploit probability.
CVSS base
7.5
HIGH
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.1%
1.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-311
Published 2026-07-15 · modified 2026-08-14
CVSS breakdown
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | A | Adjacent |
| Attack Complexity | H | High |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2026-07-15 — Published (NVD)
- 2026-08-14 — Last modified (NVD)
Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20157 are related to missing encryption that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-311.