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CVE-2026-85299VulnerabilityPublished

Google Compute Engine · Missing Authorization Vulnerability

Source GCVE Database

0
Authoritative record:CVE-2026-85299· High 8.3

Not known to be exploited · CVSS 8.3 High : upgrade to 2026-08-31 soon.

Data as of 27 Oct 2026, 13:12 UTC

CVSS 4.0 base score
8.3High
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 2026-08-31
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/U:Clear

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade Compute Engine to 2026-08-31.

Affected software

ProductAffectedFixed in
Google CloudCompute EngineAffected
  • <2026-08-31
Fixed in
  • 2026-08-31

Description

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.

References

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