Vulnerability in Davegamble Cjson

CVE-2026-67216

cJSON through 1.7.19 contains an inefficient algorithmic complexity flaw in cJSON_Compare(). When comparing objects, the function recurses into each shared subtree twice, once in each direction, with no depth guard, making the running time…

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-67216?
CVE-2026-67216 is a medium-severity vulnerability in Davegamble Cjson, classified under Inefficient Algorithmic Complexity. CVSS score: 5.9/10. Published 2026-07-29.
How severe is CVE-2026-67216?
Medium severity. CVSS v3 base score is 5.9 out of 10.