High
glance — security advisory
An issue in the VMware datastore driver of OpenStack glance_store. When an authenticated attacker provides a maliciously crafted image location URI pointing to an external server, the _retry_request function fails to validate the destination host before attaching sensitive authentication headers.
- Products
- glance
- Affected versions
- 2:11.0.0-0ubuntu1, 2:12.0.0-0ubuntu1, 2:12.0.0-0ubuntu2, 2:12.0.0-0ubuntu2+esm1, 2:12.0.0~b1-0ubuntu1, 2:12.0.0~b2-0ubuntu1, 2:12.0.0~b3-0ubuntu1, 2:12.0.0~rc1-0ubuntu1, 2:15.0.0-0ubuntu1, 2:16.0.0-0ubuntu1, 2:16.0.0~b2-0ubuntu2, 2:16.0.0~rc1-0ubuntu1, 2:16.0.0~rc2-0ubuntu1, 2:16.0.0~rc3-0ubuntu1, 2:16.0.1-0ubuntu1.1, 2:16.0.1-0ubuntu1.1+esm2, 2:19.0.0-0ubuntu1, 2:20.0.0-0ubuntu0.20.04.1, 2:20.0.0~b1~git2019121610.0c6dd98d-0ubuntu1, 2:20.0.0~b2~git2020020509.8649fdc2-0ubuntu1, 2:20.0.0~b3~git2020032414.30ece7aa-0ubuntu2, 2:20.0.0~b3~git2020041012.d5a0ce18-0ubuntu1, 2:20.0.1-0ubuntu1, 2:20.1.0-0ubuntu1, 2:20.2.0-0ubuntu1, 2:20.2.0-0ubuntu1.1, 2:20.2.0-0ubuntu1.2, 2:20.2.0-0ubuntu1.2+esm2, 2:23.0.0+git2021120811.4ee7799aa-0ubuntu1, 2:23.0.0+git2022011216.502fa0ffc-0ubuntu1, 2:23.0.0-0ubuntu1, 2:24.0.0-0ubuntu1, 2:24.0.0~rc1+git2022030311.d4119be05-0ubuntu1, 2:24.1.0-0ubuntu1, 2:24.1.0-0ubuntu1.1, 2:24.2.0-0ubuntu1, 2:24.2.1-0ubuntu1, 2:24.2.1-0ubuntu1.2, 2:24.2.1-0ubuntu1.4, 2:27.0.0-0ubuntu1, 2:28.0.0~b2+git2024011916.f429b53e-0ubuntu1, 2:28.0.0~rc1-0ubuntu1, 2:28.0.1-0ubuntu1, 2:28.0.1-0ubuntu1.2, 2:28.1.0-0ubuntu1, 2:28.1.0-0ubuntu1.2, 2:31.0.0+git2026012615.9f4165f77-0ubuntu1, 2:31.0.0-0ubuntu1, 2:32.0.0-0ubuntu1, 2:32.0.0~rc1-0ubuntu1, 2:32.0.0~rc2-0ubuntu1, 2:33.0.0-0ubuntu1, 2:33.0.0~b2-0ubuntu1, 2:33.0.0~rc1-0ubuntu1
- Fixed versions
- Not specified
- CVEs
- CVE-2026-51773
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 02:27 UTC · Revision 1
Source evidence
An issue in the VMware datastore driver of OpenStack glance_store. When an authenticated attacker provides a maliciously crafted image location URI pointing to an external server, the _retry_request function fails to validate the destination host before attaching sensitive authentication headers.
osv:UBUNTU-CVE-2026-51773
glance
Fixed versions: Not specified
glance
Fixed versions: Not specified
glance
Fixed versions: Not specified
glance
Fixed versions: Not specified
glance
Fixed versions: Not specified
glance
Fixed versions: Not specified
glance
Fixed versions: Not specified
Complete source record
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"method": "structured",
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],
"modified": "2026-10-17T12:58:33.678228799Z",
"provider": "osv",
"upstream": [
"CVE-2026-51773"
],
"references": [
"https://ubuntu.com/security/CVE-2026-51773",
"https://www.cve.org/CVERecord?id=CVE-2026-51773",
"https://bugs.launchpad.net/glance/+bug/2167929",
"https://github.com/sadandbset/CVE-2026-51772-CVE-2026-51773",
"https://github.com/sadandbset/CVE-2026-51772-CVE-2026-51773/blob/main/CVE-2026-51773.md"
]
},
"related_cves": [
{
"value": "CVE-2026-51773",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 358772,
"published_at": "2026-09-25T13:17:00+00:00"
}