jose4j denial of service via specifically crafted JWE

MEDIUM 6.5CVE-2023-51775 · GHSA-6qvw-249j-h44c · Published 29/02/2024 · updated 17/06/2026

In short

CVE-2023-51775 is a MEDIUM (CVSS 6.5) vulnerability affecting org.bitbucket.b_c:jose4j, jose4j (jose4j project).
Chance of exploitation in the next 30 days (EPSS): 0.87%, higher than 59.0% of all vulnerabilities.
Fix: update to 0.9.4 or later.

Package	Affected versions	Patched versions
org.bitbucket.b_c:jose4j Maven	`< 0.9.4`	`0.9.4`
jose4j jose4j_project	`< 0.9.4`	`0.9.4`

The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.

NVD description

The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.

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Package

Affected versions

Patched versions

Maven

< 0.9.4

0.9.4

< 0.9.4

0.9.4

Description

The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.

NVD description

The jose4j component before 0.9.4 for Java allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value.

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