CVE-2026-65680: Microsoft OneDrive for MacOS

Microsoft OneDrive for MacOS Elevation of Privilege Vulnerability

CVSS 6.7 MediumEPSS 0.0039 · 33rd percentile

Published by the CVE Program (CNA: microsoft) at 11 Aug 2026, 17:45 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Microsoft	OneDrive for MacOS	affected 26.0.0.0 to before 26.095.0519.0003 custom

Identifiers

CVE-2026-65680

CNA

microsoft

Weakness (CWE)

CWE-59

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

Microsoft OneDrive for MacOS versions from 26.0.0.0 before 26.095.0519.0003 are affected. A locally authorized attacker can exploit improper link resolution before file access (link following) to elevate privileges. The source gives few details about the exact conditions. Upgrade to OneDrive for MacOS 26.095.0519.0003 or later.

Written 12 Nov 2026.

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.7	Medium	3.1	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	CNA (microsoft)

CISA KEV Not listed.
EPSS 0.0039, the 33rd percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

11 Aug 2026, 17:45 UTC Confirmed by the CVE List

Sources

References from the CNA

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65680 vendor-advisorypatch

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.