Vulnerability Description
A vulnerability has been found in armink struct2json 1.0. This affects the function S2J_STRUCT_GET_string_ELEMENT in the library struct2json/inc/s2jdef.h of the component JSON Deserialization. The manipulation of the argument valuestring leads to null pointer dereference. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/fa1c4/security-advisories/tree/main/struct2json
- https://github.com/fa1c4/security-advisories/tree/main/struct2json/PoC
- https://vuldb.com/cve/CVE-2026-82803
- https://vuldb.com/submit/858192
- https://vuldb.com/vuln/397224
- https://vuldb.com/vuln/397224/cti
FAQ
What is CVE-2026-82803?
CVE-2026-82803 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A vulnerability has been found in armink struct2json 1.0. This affects the function S2J_STRUCT_GET_string_ELEMENT in the library struct2json/inc/s2jdef.h of the component JSON Deserialization. The man...
How severe is CVE-2026-82803?
CVE-2026-82803 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-82803?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.