CVE-2026-69550: Windows App for Mac Information Disclosure Vulnerability

mediumCVSS 6.5CVE-2026-69550

Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.

CSIRTS triage

vendor: Microsoft product: Remote Desktop Client for Mac Information disclosure

What: Out-of-bounds read in Remote Desktop Client enables unauthorized information disclosure over the network.
Who is affected: Users of Windows App (Remote Desktop Client) for Mac connecting to remote servers.
Urgency: Medium severity (CVSS 6.5); information disclosure over network without authentication required.
Action: Apply security updates for Remote Desktop Client for Mac addressing CVE-2026-69550.

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

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 6.5
Published: 2026-08-11
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69550

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-2026-695500.69% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 50% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-69550	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

medium[NEW] [medium] Microsoft Windows Services: Multiple Vulnerabilitiescert-bund
unknownMultiple vulnerabilities in Microsoft Windows (20 August 2026)cert-fr-avis
mediumCVE-2026-69550: Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose inform…nvd

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