CVE-2026-68495 FasterXML jackson-dataformats-binary - Denial of Service

FasterXML jackson-dataformats-binary < 2.16.0 contains a denial of service caused by missing maxNameLength validation in CBOR parser property name decoding, letting attackers submit crafted CBOR documents to exhaust memory, exploit requires ability to submit data to parsing endpoint.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.67% 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
1 October 2026
Updated
15 October 2026
Weakness
CWE-400

Vendor fix

Update to jackson-dataformats-binary 2.16.0 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

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