CVE-2026-43002 | THREATINT

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.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-05 | Updated 2026-05-06 | Assigner mitre

MEDIUM: 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Problem types

CWE-696 Incorrect Behavior Order

Product status

Default status

unaffected

25.6.0 (semver) before 25.7.3

affected

References

bugs.launchpad.net/horizon/+bug/2150331 exploit

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

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

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

cve.org (CVE-2026-43002)

nvd.nist.gov (CVE-2026-43002)

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