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cve.nowby Sazabi
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orjson

2 known vulnerabilities (2 high), with the versions each affects and the releases that fix them.

Latest release
3.13.0 (Oct 7, 2026): no advisory affects it
Newest unaffected release
3.13.0 (Oct 7, 2026), the latest release
Advisories
2 · 2 high
Weekly downloads
50.6M
Dependents
19.8K
Releases
151 since 1.0.0 (Nov 23, 2018)
Registry
PyPI
Releases read
Nov 8, 2026

Version timeline

Every release cve.now has on record, lowest version on the left; each bar is a run of versions an advisory affects.

Advisories 2

  • The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.

    Affected: fixed in 3.11.6; fixed in 3.11.5.

    Fixed in 3.11.6 (released Jan 29, 2026, 7 days after disclosure).

    The latest release, 3.13.0, is not affected.

  • orjson.loads in orjson before 3.9.15 does not limit recursion for deeply nested JSON documents.

    Affected: fixed in 3.9.15.

    Fixed in 3.9.15 (released Feb 23, 2024, 3 days before disclosure).

    The latest release, 3.13.0, is not affected.