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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CVE-2026-85181 — Ninja Signal Threat Intelligence | Ninja Signal