CVE-2026-82803

Impact

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.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• 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