CVE-2026-96581 ash-project ash - Authorization Bypass

ash-project ash from 1.22.0 before 3.37.2 contains an authorization bypass caused by improper tenant scoping in upserting create actions, letting users read, overwrite, and take over other tenants' records, exploit requires tenant-scoped create action with upsert enabled.

CVSS base score 7.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Authorization Bypass
Impact
Information Disclosure, Data Tampering, Broken Access Control
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
26 October 2026
Updated
26 October 2026
Weakness
CWE-639

Vendor fix

Upgrade to version 3.37.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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