OSV-2017-59

Heap-buffer-overflow in nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha

No scoreFix available

OSV-2017-59 is a vulnerability with no CVSS score yet in json, published January 13, 2021. No source lists public exploit code. A source reports a fix.

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=381

Crash type: Heap-buffer-overflow READ 1
Crash state:
nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha
nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha
nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha

What each source reports

OSV No score

Heap-buffer-overflow in nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=381

Crash type: Heap-buffer-overflow READ 1
Crash state:
nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha
nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha
nlohmann::basic_json<std::__1::map, std::__1::vector, std::__1::basic_string<cha

Record: OSV-2017-59
Updated: 2026-11-02

Affected packages

Affected packages
Package	Affected	Fixed
`json` OSS-Fuzz	Commit ranges	Not evaluated

Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.

History

History
When	Changed	Sources
2026-11-02	created	OSV

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=381