Multiple vulnerabilities in Cisco RoomOS (July 16, 2026)

unknownCVE-2026-20157 CVE-2026-20153 CVE-2026-20156 CVE-2026-20158 CVE-2026-20150 CVE-2026-20187

Multiple vulnerabilities have been discovered in Cisco RoomOS. Some of them allow an attacker to cause a breach of data confidentiality, a security policy bypass, and an unspecified security issue by the vendor.

CSIRTS triage

vendor: Cisco product: RoomOS Information disclosure Authentication bypassOther

What: Multiple vulnerabilities allow an attacker to breach data confidentiality and bypass security policies.
Who is affected: Deployments of Cisco RoomOS are affected.
Urgency: Remediation is urgent due to potential data breaches and security policy violations.
Action: Monitor for updates from Cisco regarding patches or mitigations.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-FR Avis de sécurité (FR · national-cert · site)
Severity: unknown
Published: 2026-07-16
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0890/

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-201570.06% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 0% of all scored CVEs.
Low exploitation riskCVE-2026-201530.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all scored CVEs.
Low exploitation riskCVE-2026-201560.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all scored CVEs.
Low exploitation riskCVE-2026-201580.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all scored CVEs.
Low exploitation riskCVE-2026-201500.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 13% of all scored CVEs.
Low exploitation riskCVE-2026-201870.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-20157	coverage & exploitation status	NVD · CVE.org
CVE-2026-20153	coverage & exploitation status	NVD · CVE.org
CVE-2026-20156	coverage & exploitation status	NVD · CVE.org
CVE-2026-20158	coverage & exploitation status	NVD · CVE.org
CVE-2026-20150	coverage & exploitation status	NVD · CVE.org
CVE-2026-20187	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Cisco RoomOS

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-20187: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Roo…nvd · 2026-07-15
highCVE-2026-20158: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Roo…nvd · 2026-07-15
highCVE-2026-20157: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Roo…nvd · 2026-07-15
highCVE-2026-20156: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Roo…nvd · 2026-07-15
highCVE-2026-20153: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Roo…nvd · 2026-07-15
highCVE-2026-20150: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Roo…nvd · 2026-07-15