CVE-2026-34881
MEDIUMCVSS v3.1: 5.0 · EPSS: 0.0020 (9.9 percentile)
Source data as of:
At a glance
- Severity
- MEDIUM
- CVSS
- 5.0 v3.1 · NVD
- EPSS
- 0.0020 (9.9 percentile) · FIRST.org
- CISA KEV
- No
- Type
- SSRF · NVD CWE
- Attack conditions (CVSS vector)
- NetworkNo user interaction · Source: NVD Vector
- Affected vendors
- openstack
- Published
- 2026-03-31 · Modified: 2026-06-30
- References
- Jump to references (5)
CVSS / EPSS / KEV
Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources
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.
References
Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.
- Reference https://bugs.launchpad.net/glance/+bug/2138602
- Reference https://security.openstack.org/ossa/OSSA-2026-004.html
- Distro https://access.redhat.com/security/cve/CVE-2026-34881
- Distro https://bugzilla.redhat.com/show_bug.cgi?id=2440368
- Distro https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34881.json