VulnerabilityAnalyzed
CVE-2025-67221
The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.
HIGH 7.5EPSS 0.60%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The orjson.dumps function in orjson thru 3.11.4 does not limit recursion for deeply nested JSON documents.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.60% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- ijl/orjson
- Source
- cve@mitre.org
References
- https://github.com/ijl/orjsonProduct
- https://github.com/kpatsakis/orjson_vulnerabilityExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.