Description
Microsoft Defender contains a link following vulnerability that allows an authorized attacker to elevate privileges...
Required Action
Fix: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
References
Assess Your Risk
Use the CVSS Calculator to evaluate how this vulnerability affects your specific environment. Consider your network exposure, existing mitigations, and asset criticality.
Frequently Asked Questions
What is CVE-2026-41091?
CVE-2026-41091 (Microsoft Defender Link Following Vulnerability) is a vulnerability with a CVSS score of 7.8 (HIGH). Microsoft Defender contains a link following vulnerability that allows an authorized attacker to elevate privileges...
How do I fix CVE-2026-41091?
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
How severe is CVE-2026-41091?
CVE-2026-41091 has a CVSS score of 7.8, classified as HIGH. This vulnerability is in the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been actively exploited in the wild.
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