CVE-2024-29371
High
Description
In jose4j before 0.9.6, an attacker can 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 results in significant memory allocation and processing time during decompression.
SeverityHigh
CVSS7.5
Exploit probability—
ProductJose4j
PublishedDec 17, 2025
First seenDec 17, 2025
Weakness typeCWE-1259CWE-1259
How to fix
Update
- jose4j_project jose4j0.9.5 or later
- org.bitbucket.b_c:jose4j0.9.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jose4j_project jose4j | v < 0.9.5 | 0.9.5 |
| org.bitbucket.b_c:jose4jMaven | v < 0.9.6 | 0.9.6 |
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