Vulnerability Description
json-smart through 2.6.0 contains an input validation bypass vulnerability that allows attackers to evade strict-mode trailing-data checks by inserting a literal 0x1A character. Attackers can append 0x1A and malformed content to pass JSONValue.parseStrict or isValidJsonStrict validation, creating parser differentials with downstream parsers like Jackson or Gson.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/netplex/json-smart-v2/blob/v2.6.0/json-smart/src/main/java/ne
- https://github.com/netplex/json-smart-v2/issues/302
- https://www.vulncheck.com/advisories/json-smart-through-2.6.0-strict-mode-valida
- https://github.com/netplex/json-smart-v2/issues/302
FAQ
What is CVE-2026-113602?
CVE-2026-113602 is a vulnerability with a CVSS score of 5.3 (MEDIUM). json-smart through 2.6.0 contains an input validation bypass vulnerability that allows attackers to evade strict-mode trailing-data checks by inserting a literal 0x1A character. Attackers can append 0...
How severe is CVE-2026-113602?
CVE-2026-113602 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-2026-113602?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.