CVE-2026-34881
March 31, 2026
OpenStack Glance <29.1.1, >=30.0.0 <30.1.1, ==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
https://github.com/openstack/glance.git (GITHUB):
Affected version(s) >=30.0.0 <30.1.1Fix Suggestion:
Update to version 30.1.1https://github.com/openstack/glance.git (GITHUB):
Affected version(s) >=30.0.0 <30.1.1Fix Suggestion:
Update to version 30.1.1https://github.com/openstack/glance.git (GITHUB):
Affected version(s) =31.0.0 <31.0.1Fix Suggestion:
Update to version 31.0.1https://github.com/openstack/glance.git (GITHUB):
Affected version(s) >=diablo-eol <29.1.1Fix Suggestion:
Update to version 29.1.1https://github.com/openstack/glance.git (GITHUB):
Affected version(s) >=diablo-eol <29.1.1Fix Suggestion:
Update to version 29.1.1https://github.com/openstack/glance.git (GITHUB):
Affected version(s) =31.0.0 <31.0.1Fix Suggestion:
Update to version 31.0.1glance (PYTHON):
Affected version(s) =31.0.0 <31.0.1Fix Suggestion:
Update to version 31.0.1glance (PYTHON):
Affected version(s) >=30.0.0 <30.1.1Fix Suggestion:
Update to version 30.1.1glance (PYTHON):
Affected version(s) >=15.0.2 <29.1.1Fix Suggestion:
Update to version 29.1.1Related Resources (2)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Server-Side Request Forgery (SSRF)
EPSS
Base Score:
0.03
