CVE-2026-20158: Improper Control of a Resource Through its Lifetime in Cisco Cisco RoomOS Software
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-2026-20158 are related to improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664.
AI Analysis
Technical Summary
Cisco RoomOS Software contains a vulnerability classified as improper control of a resource through its lifetime (CWE-664). This flaw was discovered internally by Cisco's engineering team during a comprehensive security review, leading to a hardening release addressing multiple vulnerabilities including CVE-2026-20158. The vulnerability has a CVSS 3.1 base score of 7.5 with network attack vector, low attack complexity, no privileges or user interaction required, and impacts availability without affecting confidentiality or integrity. No detailed technical exploitation methods or affected versions have been disclosed.
Potential Impact
The vulnerability impacts the availability of Cisco RoomOS Software, potentially allowing an attacker to disrupt service or cause denial of service conditions. Confidentiality and integrity are not affected according to the CVSS vector. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status and remediation guidance are not yet confirmed. Cisco has conducted an internal review and released a hardening update addressing multiple vulnerabilities, but no explicit patch or fix details for CVE-2026-20158 have been provided. Users should monitor Cisco advisories for official updates and apply patches once available.
CVE-2026-20158: Improper Control of a Resource Through its Lifetime in Cisco Cisco RoomOS Software
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-2026-20158 are related to improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664.
CVSS v3.1
Score 7.5high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Cisco RoomOS Software contains a vulnerability classified as improper control of a resource through its lifetime (CWE-664). This flaw was discovered internally by Cisco's engineering team during a comprehensive security review, leading to a hardening release addressing multiple vulnerabilities including CVE-2026-20158. The vulnerability has a CVSS 3.1 base score of 7.5 with network attack vector, low attack complexity, no privileges or user interaction required, and impacts availability without affecting confidentiality or integrity. No detailed technical exploitation methods or affected versions have been disclosed.
Potential Impact
The vulnerability impacts the availability of Cisco RoomOS Software, potentially allowing an attacker to disrupt service or cause denial of service conditions. Confidentiality and integrity are not affected according to the CVSS vector. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status and remediation guidance are not yet confirmed. Cisco has conducted an internal review and released a hardening update addressing multiple vulnerabilities, but no explicit patch or fix details for CVE-2026-20158 have been provided. Users should monitor Cisco advisories for official updates and apply patches once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- cisco
- Date Reserved
- 2025-10-08T11:59:15.387Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a57b64168715ace430b3831
Added to database: 07/15/2026, 16:33:05 UTC
Last enriched: 08/15/2026, 13:13:46 UTC
Last updated: 08/25/2026, 10:52:07 UTC
Views: 71
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