CVE-2026-68497 Jackson-databind - Denial of Service

Jackson-databind 2.0.0 < 2.18.10, 2.19.0 < 2.21.6, 2.22.0 < 2.22.2, 3.0.0 < 3.1.6, and 3.2.0 < 3.2.2 contains a denial of service caused by unbounded numeric string parsing in XML datatype deserializers, letting unauthenticated attackers exhaust CPU resources via crafted JSON input, exploit requires no special privileges.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.58% chance of exploitation in 30 days
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
11 September 2026
Updated
15 October 2026
Weakness
CWE-400

Vendor fix

Upgrade to versions 2.18.10, 2.21.6, 2.22.2, 3.1.6, or 3.2.2 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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