CVE-2026-34881
Medium
Description
OpenStack Glance before 29.1.1, 30.x before 30.1.1, and 31.0.0 is affected by Server-Side Request Forgery (SSRF). By use of HTTP redirects, an authenticated user can bypass URL validation checks and redirect to internal services. Only glance image import functionality is affected. In particular, the web-download and glance-download import methods are subject to this vulnerability, as is the optional (not enabled by default) ovf_process image import plugin.
SeverityMedium
CVSS5.0
Exploit probability—
Product
Openstack Glance
PublishedMar 31, 2026
First seenMar 31, 2026
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Update
- openstack glance29.1.1, 30.1.1 or later
- glance29.2.0, 30.2.0, 31.1.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| openstack glance | v < 29.1.1, 30.0.0 ≤ v < 30.1.1, 31.0.0 | 29.1.1, 30.1.1 |
| glancePyPI | v < 29.2.0, 30.0.0 ≤ v < 30.2.0, 31.0.0 ≤ v < 31.1.0 | 29.2.0, 30.2.0, 31.1.0 |
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