MEDIUM 6.9 NVD
CVE-2026-113602
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 litera
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.
References
- https://github.com/netplex/json-smart-v2/blob/v2.6.0/json-smart/src/main/java/net/minidev/
- https://github.com/netplex/json-smart-v2/issues/302
- https://www.vulncheck.com/advisories/json-smart-through-2.6.0-strict-mode-validation-bypas
This medium severity vulnerability with a CVSS score of 6.9 was published on 2026-10-20 via NVD.
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