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CVE-2026-50663: Game: Age of Empires II: Definitive Edition Remote Code Execution Vulnerability

highCVSS 8.8CVE-2026-50663
Relative path traversal in Age of Empires II: Definitive Edition Game allows an unauthorized attacker to execute code over a network.

CSIRTS triage

vendor: Microsoftproduct: Age of Empires II: Definitive EditionRemote code execution
What
Relative path traversal in Age of Empires II: Definitive Edition allows an unauthorized attacker to execute code over a network.
Who is affected
Players of Age of Empires II: Definitive Edition are affected.
Urgency
Remediation is urgent due to the high severity and potential for remote code execution.
Action
Apply the latest security patch for Age of Empires II: Definitive Edition.

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
high — CVSS 8.8
Published
2026-07-14
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50663

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-50663coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for Game

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.

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