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.
Published: 2025-12-17
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-3677-xxcr-wjqv jose4j is vulnerable to DoS via compressed JWE content
History

Fri, 23 Jan 2026 19:45:00 +0000

Type Values Removed Values Added
Description In jose4j before 0.9.5, 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. 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.

Mon, 05 Jan 2026 15:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:jose4j_project:jose4j:*:*:*:*:*:*:*:*

Tue, 30 Dec 2025 12:15:00 +0000

Type Values Removed Values Added
Title jose4j: From CVEorg collector
Weaknesses CWE-409
References
Metrics threat_severity

None

threat_severity

Important


Fri, 19 Dec 2025 09:30:00 +0000

Type Values Removed Values Added
First Time appeared Jose4j Project
Jose4j Project jose4j
Vendors & Products Jose4j Project
Jose4j Project jose4j

Wed, 17 Dec 2025 19:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-1259
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 17 Dec 2025 16:00:00 +0000

Type Values Removed Values Added
Description In jose4j before 0.9.5, 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.
References

Subscriptions

Jose4j Project Jose4j
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-01-23T19:28:10.386Z

Reserved: 2024-03-19T00:00:00.000Z

Link: CVE-2024-29371

cve-icon Vulnrichment

Updated: 2025-12-17T18:15:31.759Z

cve-icon NVD

Status : Modified

Published: 2025-12-17T16:16:04.567

Modified: 2026-01-23T20:15:51.650

Link: CVE-2024-29371

cve-icon Redhat

Severity : Important

Publid Date: 2025-12-17T00:00:00Z

Links: CVE-2024-29371 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-12-19T09:18:10Z

Weaknesses