Reference implementation Data compiled from public sources as of 2026-10-26. Not an assessment, certification or recommendation. Confirm current status with the vendor and the issuing body.
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CVEs / CVE-2026-59118

Agent product

CVE-2026-59118

Critical · CVSS 3.1 9.3 Auth bypassPrivilege escalation

Improper authorization in Copilot Cowork allows an unauthorized attacker to elevate privileges over a network.

Official record (CVE.org) NVD Export JSON Report a wrong listing

Affected products · 1

ProductVersions affectedFixed in
microsoft: power apps not stated by CPE —

Versions as NVD's CPE configuration states them; "—" means the record gives no fixed version, not that none exists. Check the vendor's advisory in the references.

In this registry

References · 1

The official record's references, as NVD lists them, minus any tagged Exploit. Nothing here is an exploit or a proof of concept.

Description, scores, versions and references are the official CVE record's own, retrieved 2026-10-26 from NVD. Category, attack surface and cross-links are this registry's classification and can be wrong — use the button above. Not a severity assessment for your deployment.