medium5.0
CVE-2026-34881
OpenStack Glance before 29.1.1, 30.x before 30.1.1, and 31.0.0 is affected by Server-Side Request Forgery (SSRF).
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | glance | < 29.2.0 | 29.2.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Openstack | Glance | before 29.1.1 from 30.0.0 before 30.1.1 Version 31.0.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-mc26-q38v-83gv
- https://nvd.nist.gov/vuln/detail/CVE-2026-34881
- https://bugs.launchpad.net/glance/+bug/2138602
- https://security.openstack.org/ossa/OSSA-2026-004.html
- https://access.redhat.com/errata/RHSA-2026:39812
- https://access.redhat.com/errata/RHSA-2026:54757
- https://access.redhat.com/security/cve/CVE-2026-34881
- https://bugzilla.redhat.com/show_bug.cgi?id=2440368
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34881.json