CVE-2026-100354 kin-openapi - Denial of Service

kin-openapi < 0.149.0 contains a denial of service caused by lack of cycle detection in runtime validation of schemas with circular references, letting attackers cause unbounded recursion and crash the process, exploit requires crafted request triggering affected schema.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Denial Of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
15 October 2026
Updated
16 October 2026
Weakness
CWE-674

Vendor fix

Update to version 0.149.0 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

← All CVEs