OpenStack Glance is affected by Server-Side Request Forgery (SSRF)

中 5.0CVE-2026-34881 · GHSA-mc26-q38v-83gv · PYSEC-2026-2492 · 31/03/2026 公開 · 14/08/2026 更新

要点

CVE-2026-34881 は glance, glance (openstack) に影響する深刻度「中」 (CVSS 5.0) の脆弱性です。
今後30日間に悪用される確率（EPSS）：0.28%（全脆弱性の 20.1% より高い）。
対処：30.2.0, 31.1.0, 29.2.0, 30.1.1 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
glance PyPI	`≥ 30.0.0, < 30.2.0≥ 31.0.0, < 31.1.0< 29.2.0`	`30.2.031.1.029.2.0`
glance openstack	`= 31.0.0≥ 30.0.0, < 30.1.1< 29.1.1`	`30.1.129.1.1`

概要

OpenStack Glance versions < 29.1.1, >= 30.0.0 < 30.1.1, == 31.0.0 are 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 the 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.

NVD の説明

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.