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Vulnerability record · CVE-2021-3654 · published 2 March 2022

CVE-2021-3654: Openstack nova open redirect vulnerability

Openstack · Nova

A vulnerability was found in openstack-nova's console proxy, noVNC. By crafting a malicious URL, noVNC could be made to redirect to any desired URL.

6.1 CVSS 3.1 Medium EPSS 27% · top 2.0% CWE-601 · Open redirect
6.1CVSS 3.1 base score, v2 4.0
27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
16References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability was found in openstack-nova's console proxy, noVNC. By crafting a malicious URL, noVNC could be made to redirect to any desired URL.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.launchpad.net/nova/+bug/1927677 ExploitIssue TrackingPatchThird Party Advisory
https://bugs.python.org/issue32084 PatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1961439 Issue TrackingPatchThird Party Advisory
https://opendev.org/openstack/nova/commit/04d48527b62a35d912f93bc75613a6cca606df66 PatchVendor Advisory
https://opendev.org/openstack/nova/commit/8906552cfc2525a44251d4cf313ece61e57251eb PatchVendor Advisory
https://security.gentoo.org/glsa/202305-02
https://security.openstack.org/ossa/OSSA-2021-002.html PatchVendor Advisory
https://www.openwall.com/lists/oss-security/2021/07/29/2 Mailing ListPatchThird Party Advisory
https://bugs.launchpad.net/nova/+bug/1927677 ExploitIssue TrackingPatchThird Party Advisory
https://bugs.python.org/issue32084 PatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1961439 Issue TrackingPatchThird Party Advisory
https://opendev.org/openstack/nova/commit/04d48527b62a35d912f93bc75613a6cca606df66 PatchVendor Advisory
https://opendev.org/openstack/nova/commit/8906552cfc2525a44251d4cf313ece61e57251eb PatchVendor Advisory
https://security.gentoo.org/glsa/202305-02
https://security.openstack.org/ossa/OSSA-2021-002.html PatchVendor Advisory
https://www.openwall.com/lists/oss-security/2021/07/29/2 Mailing ListPatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2021-3654), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.