CRITICALVulnerability
CVE-2026-85181
CAT uses Java String.hashCode as the sole integrity check for session cookies without server-side keying, allowing attackers to forge valid checksums offline. Attackers can set the x-forwarded-for header to bypass IP binding validation and create admin sessions with full configuration access.
Properties
- severity
- CRITICAL
- score
- 9.8
- cve_id
- CVE-2026-85181
- signal_observed_at
- 2026-09-23T22:44:45+00:00
- vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- published_at
- 2026-09-03T15:17:39.433
- last_modified
- 2026-09-23T17:17:45.670
Related Entities (2)
HAS_WEAKNESS (1)
→[Weakness]Reliance on Cookies without Validation and Integrity Checking
DESCRIBED_BY (1)
→[Source]NVD
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