What’s Vulnerable › Vulnerabilities

CVE-2025-67221

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-22 · updated 2026-06-17
• Weakness: CWE-770

Description

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

Affected products

• Ijl Orjson: through 3.11.4

References

• https://github.com/ijl/orjson
• https://github.com/kpatsakis/orjson_vulnerability

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