CVE-2026-85299

HIGH CVSS 4.0: 8.3 EPSS 0.26%
Updated Oct 27, 2026
Google
Parameter Value
CVSS 8.3 (HIGH)
Affected Versions before 2026
Type CWE-862 (Missing Authorization)
Vendor Google
Public PoC No

A Missing Authorization vulnerability in the disks.createSnapshot and regionDisks.createSnapshot APIs in Google Compute Engine versions prior to 2026-08-31 on Google Cloud Platform allows an authenticated attacker to exfiltrate cross-project disk data. This vulnerability was patched on 31 August 2026, and no customer action is needed.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Vulnerable Products

google cloud:compute engine