Vulnerability Description
parse_string in cJSON before 1.7.18 has a heap-based buffer over-read via {"1":1, with no trailing newline if cJSON_ParseWithLength is called.
CVSS Score
2.9
LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cjson Project | Cjson | < 1.7.18 |
Related Weaknesses (CWE)
References
- https://github.com/DaveGamble/cJSON/compare/v1.7.17...v1.7.18Release Notes
- https://github.com/DaveGamble/cJSON/issues/800ExploitIssue TrackingVendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/06/msg00014.html
- https://github.com/DaveGamble/cJSON/issues/800ExploitIssue TrackingVendor Advisory
FAQ
What is CVE-2023-53154?
CVE-2023-53154 is a vulnerability with a CVSS score of 2.9 (LOW). parse_string in cJSON before 1.7.18 has a heap-based buffer over-read via {"1":1, with no trailing newline if cJSON_ParseWithLength is called.
How severe is CVE-2023-53154?
CVE-2023-53154 has been rated LOW with a CVSS base score of 2.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-53154?
Check the references section above for vendor advisories and patch information. Affected products include: Cjson Project Cjson.