What is CVE-2026-67217?

CVE-2026-67217 is a medium-severity vulnerability in Davegamble Cjson, classified under CWE-696. CVSS score: 5.3/10. Published 2026-07-29.

How severe is CVE-2026-67217?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Davegamble Cjson

CVE-2026-67217

cJSON through 1.7.19 applies RFC 6902 JSON Patch operations non-atomically in apply_patch() in cJSON_Utils.c. For a replace operation that is missing its value member, or a move operation whose destination path cannot be resolved, the exis…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Davegamble Cjson — versions 0

Weakness classification (CWE)

CWE-696

References

disclosure@vulncheck.com (exploit, third-party-advisory)
disclosure@vulncheck.com (technical-description)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-67217?: CVE-2026-67217 is a medium-severity vulnerability in Davegamble Cjson, classified under CWE-696. CVSS score: 5.3/10. Published 2026-07-29.
How severe is CVE-2026-67217?: Medium severity. CVSS v3 base score is 5.3 out of 10.