CVE-2026-85181
Critical
Description
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductDianping Cat
PublishedSep 3, 2026
First seenSep 3, 2026
Weakness typeCWE-565CWE-565
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| dianping cat | v ≤ 3.1.0 | — |
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