Low [CVE-2026-77648] Server-Side Request Forgery allows internal URL access by administrators
This low-severity Red Hat Linux advisory covers CVE-2026-77648.
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Summary
A flaw was found in OpenStack Glance. A privileged administrator could exploit a vulnerability in the `/v2/tasks` API by crafting a specific import task.
This action bypasses security filtering, enabling the administrator to perform Server-Side Request Forgery (SSRF). As a result, an attacker could access and retrieve sensitive information from internal URLs within the Glance service network.
Red Hat severity: Low — CVSS 2.2 (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N). Weakness: CWE-918.
Red Hat lists Red Hat OpenStack Platform 16.2; Red Hat OpenStack Platform 18.0 as not affected.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source
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