CVE-2026-43002
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| OpenStack | Horizon | 25.6.0 < 25.7.3 | affected |
Weaknesses
- CWE-696: CWE-696 Incorrect Behavior Order
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: yes
- Technical Impact: partial
Additional References
References
- https://bugs.launchpad.net/horizon/+bug/2150331
- https://www.openwall.com/lists/oss-security/2026/05/05/7
- https://security.openstack.org/ossa/OSSA-2026-009.html
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