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CVE-2025-45767

jose: Jose Weak Encryption Vulnerability

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Severity

Moderate

Red Hat Product Security

5.6

CVSS 3.1

Review impact separately from score.

Published · August 1, 2025

Updated · October 27, 2026

Description

A flaw was found in Jose, where the library uses a weak encryption algorithm, allowing an attacker to decrypt sensitive data. A network-based attacker can exploit this vulnerability without authentication. Successful exploitation results in the exposure of confidential information, potentially leading to a significant impact on data confidentiality. This weakness occurs from the use of an insecure cryptographic construction.

Statement

The severity of this vulnerability is rated Moderate, as it does not impact system availability. The effects are confined to the application layer, without compromising the underlying system stability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE-327 · Use of a Broken or Risky Cryptographic Algorithm