ujson

pypiv5.12.0

Ultra fast JSON encoder and decoder for Python

License: BSD-3-Clause AND TCL40 versions1 maintainers0 deps19,095,085 weekly downloads
ultrajson/ultrajson
79
/100
Health Score

Recommendation

[email protected] is safe to use (health: 79/100)

Update to >= 5525f8c9ef8bb879dadd0eb942d524827d1b0362 to fix known vulnerabilities

Health Breakdown

20/25
maintenance
20/20
popularity
25/25
security
12/15
maturity
2/15
community

Vulnerabilities (2)

2 low
unknown
OSV-2021-1809

Heap-buffer-overflow in ujson.cpython-38-x86_64-linux-gnu.so

Fixed in 550ba4d77294e61597a5259d00769c61281e0042

unknown
OSV-2021-955

Stack-buffer-overflow in Buffer_AppendIndentUnchecked

Fixed in 5525f8c9ef8bb879dadd0eb942d524827d1b0362

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Last updated: 2026-03-11T22:17:49.409647Z

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