CVE-2026-34881

MEDIUM EPSS 9.9%
Published Mar 31, 20263mo ago · Modified Jun 17, 20262w ago
5.0 CVSS 3.1
Medium
Find Similar
Published Mar 31, 2026 3mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.0
Exploitability
3.1
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
9.9% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-918 Server-Side Request Forgery (SSRF) Validation

Affected Products 3

VendorProductVersionRange
openstackglance* <29.1.1
openstackglance*≥30.0.0  –  <30.1.1
openstackglance31.0.0any

References 2

  • bugs.launchpad.net https://bugs.launchpad.net/glance/+bug/2138602
    ExploitIssue TrackingThird Party Advisory
  • security.openstack.org https://security.openstack.org/ossa/OSSA-2026-004.html
    PatchVendor Advisory

Remediation