CVE-2026-43002
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-696 |
| Vendor | openstack |
| Product | horizon |
| Published | May 5, 2026 |
| Last Updated | May 5, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
OpenStack / Horizon
25.6.0 < 25.7.3