CVE-2026-120194 json-glib - Denial of Service

json-glib contains a denial of service caused by infinite loop in JSONPath slice evaluator with negative step, letting attackers force applications evaluating attacker-controlled JSONPath expressions to hang, exploit requires attacker-controlled JSONPath input.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
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
31 October 2026
Updated
1 November 2026
Weakness
CWE-835

Vendor fix

Update to the latest version of json-glib.

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