Vulnerability · Published Sep 25, 2026 · Assigned by mitre
CVE-2026-51772
Medium 6.5
In plain English
A medium-severity server-side request forgery in the glance package (Ubuntu). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
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
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | glance | no fix listed | UBUNTU-CVE-2026-51772 |
| Ubuntu:24.04:LTS | glance | no fix listed | UBUNTU-CVE-2026-51772 |
| Ubuntu:26.04:LTS | glance | no fix listed | UBUNTU-CVE-2026-51772 |
| Ubuntu:26.10 | glance | no fix listed | UBUNTU-CVE-2026-51772 |
Affected products (as reported)
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N