CVE-2024-29370
Published: 17 December 2025
Summary
CVE-2024-29370 is a medium-severity Data Amplification (CWE-409) vulnerability in Python-Jose Project Python-Jose. Its CVSS base score is 5.3 (Medium).
Operationally, ranked at the 36.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-26380
Vulnerability details
In python-jose 3.3.0 (specifically jwe.decrypt), a vulnerability allows an attacker to cause a Denial-of-Service (DoS) condition by crafting a malicious JSON Web Encryption (JWE) token with an exceptionally high compression ratio. When this token is processed by the server, it…
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results in significant memory allocation and processing time during decompression.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Limits effects of data amplification from compressed or malicious inputs.