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CVE-2026-800989.3CriticalCWE-347

CVE-2026-80098: Copilot Studio Elevation of Privilege Vulnerability

Microsoft · Microsoft Copilot Studio

Vendor fix available · Affected: Microsoft Copilot Studio · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.5%probability of exploitation in the next 30 days
42nd percentile
050100

Higher than 42% of scored CVEs

9.3CriticalCVSS 3.1
LowCrit.

DescriptionCVE.org

Improper verification of cryptographic signature in Copilot Studio allows an unauthorized attacker to elevate privileges over a network.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • Microsoft · Microsoft Copilot StudioVersions not stated

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas
Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Vendor
Microsoft

CoverageNo articles yet

No CyberSIXT article names CVE-2026-80098 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References