CVE-2026-43002

Published: May 5, 2026Modified: Sep 10, 2026

5.3

Vector

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

Exploitability: 3.9 / Impact: 1.4

Source: MITRE (Secondary)

Description

An issue was discovered in OpenStack Horizon 25.6 and 25.7 before 25.7.3. There is a write operation to the session storage backend before authentication and thus storage can be exhausted by unauthenticated requests. This is a regression of the CVE-2014-8124 fix.

Affected (1)

Products: Openstack: Horizon

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Openstack Horizon	25.6.0 ≤ version < 25.7.3

Related CWEs

Incorrect Behavior Order

The product performs multiple related behaviors, but the behaviors are performed in the wrong order in ways which may produce resultant weaknesses.

References (4)

https://bugs.launchpad.net/horizon/+bug/2150331

Source: cve@mitre.org

ExploitIssue TrackingVendor Advisory

https://security.openstack.org/ossa/OSSA-2026-009.html

Source: cve@mitre.org

PatchVendor Advisory

https://www.openwall.com/lists/oss-security/2026/05/05/7

Source: cve@mitre.org

Mailing ListPatchThird Party Advisory

https://bugs.launchpad.net/horizon/+bug/2150331

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

ExploitIssue TrackingVendor Advisory

Timeline

No history available yet.