CVE-2026-51772 Server-side request forgery in n/a
An authenticated attacker can exploit SSRF in OpenStack Glance Image API v2 when multiple locations are enabled, potentially accessing internal resources.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-51772?
CVE-2026-51772 is a medium-severity server-side request forgery vulnerability in n/a, published on 25 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A Server-Side Request Forgery (SSRF) vulnerability exists in the Image API (v2) of OpenStack Glance. When the show_multiple_locations configuration option is enabled in glance-api.conf, an authenticated attacker can manipulate the locations attribute of an image in the queued state by sending a crafted HTTP PATCH request
Weakness: CWE-918
Which versions are affected by CVE-2026-51772?
How do I fix CVE-2026-51772?
No fix has been published for CVE-2026-51772 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-51772 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-51772 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-w3cp-w8pp-v434, UBUNTU-CVE-2026-51772.