# CVE-2026-34881: glance: OpenStack Glance before 29.1.1, 30.x before 30.1.1, and 31.0.0 is affected by Server-Side Request Forgery (SSRF)

CVE-2026-34881 is fixed in 6 products on 1 platform, first by glance 2:16.0.1-0ubuntu1.1+esm2, released March 30, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-34881
- Priority: Routine
- CVSS: 5.0 (medium)
- EPSS: 0.0028
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 30, 2026

## 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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | glance Debian 12.15 (bookworm) | 2:25.1.0-2+deb12u2 | [DEBIAN-CVE-2026-34881](https://patchblox.com/security/data/fix/linux/debian-cve-2026-34881.md) | Mar 31, 2026 |
| Linux | glance Debian 13.5 (trixie) | 2:30.0.0-3+deb13u1 | [DEBIAN-CVE-2026-34881](https://patchblox.com/security/data/fix/linux/debian-cve-2026-34881.md) | Mar 31, 2026 |
| Linux | glance Debian 14 | 2:31.0.0-3 | [DEBIAN-CVE-2026-34881](https://patchblox.com/security/data/fix/linux/debian-cve-2026-34881.md) | Mar 31, 2026 |
| Linux | glance Ubuntu 18.04.6 LTS (bionic) | 2:16.0.1-0ubuntu1.1+esm2 | [glance 2:16.0.1-0ubuntu1.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-glance-2-16.0.1-0ubuntu1.1-esm2.md) | Mar 30, 2026 |
| Linux | glance Ubuntu 20.04 LTS (focal) | 2:20.2.0-0ubuntu1.2+esm2 | [glance 2:20.2.0-0ubuntu1.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-glance-2-20.2.0-0ubuntu1.2-esm2.md) | Mar 30, 2026 |
| Linux | glance-api Ubuntu 18.04.6 LTS (bionic) | 2:16.0.1-0ubuntu1.1+esm2 | [glance-api 2:16.0.1-0ubuntu1.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-glance-api-2-16.0.1-0ubuntu1.1-esm2.md) | Mar 30, 2026 |
| Linux | glance-api Ubuntu 20.04 LTS (focal) | 2:20.2.0-0ubuntu1.2+esm2 | [glance-api 2:20.2.0-0ubuntu1.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-glance-api-2-20.2.0-0ubuntu1.2-esm2.md) | Mar 30, 2026 |
| Linux | glance-common Ubuntu 18.04.6 LTS (bionic) | 2:16.0.1-0ubuntu1.1+esm2 | [glance-common 2:16.0.1-0ubuntu1.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-glance-common-2-16.0.1-0ubuntu1.1-esm2.md) | Mar 30, 2026 |
| Linux | glance-common Ubuntu 20.04 LTS (focal) | 2:20.2.0-0ubuntu1.2+esm2 | [glance-common 2:20.2.0-0ubuntu1.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-glance-common-2-20.2.0-0ubuntu1.2-esm2.md) | Mar 30, 2026 |
| Linux | glance-registry Ubuntu 18.04.6 LTS (bionic) | 2:16.0.1-0ubuntu1.1+esm2 | [glance-registry 2:16.0.1-0ubuntu1.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-glance-registry-2-16.0.1-0ubuntu1.1-esm2.md) | Mar 30, 2026 |
| Linux | python-glance Ubuntu 18.04.6 LTS (bionic) | 2:16.0.1-0ubuntu1.1+esm2 | [python-glance 2:16.0.1-0ubuntu1.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-glance-2-16.0.1-0ubuntu1.1-esm2.md) | Mar 30, 2026 |
| Linux | python3-glance Ubuntu 20.04 LTS (focal) | 2:20.2.0-0ubuntu1.2+esm2 | [python3-glance 2:20.2.0-0ubuntu1.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-glance-2-20.2.0-0ubuntu1.2-esm2.md) | Mar 30, 2026 |

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Data as of 2026-11-10T07:50:38Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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