CVE-2026-51773 OpenStack glance_store - Information Disclosure

OpenStack glance_store VMware datastore driver contains an information disclosure vulnerability caused by failure to validate destination host in _retry_request, letting authenticated attackers leak sensitive authentication headers via crafted image location URI.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.32% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Published
25 September 2026
Updated
15 October 2026
Weakness
CWE-918

Vendor fix

Update to the latest version of OpenStack glance_store.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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