Generation of Weak Initialization Vector (IV) Affecting jenkins package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.1% (1st percentile)

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  • Snyk IDSNYK-RHEL10-JENKINS-19443956
  • published1 Sept 2026
  • disclosed26 Aug 2026

Introduced: 26 Aug 2026

NewCVE-2026-47842  (opens in a new tab)
CWE-1204  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 jenkins.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jenkins package and not the jenkins package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

Applications using AesBytesEncryptor with the two-argument constructor or when passing a null IV generator and CBC as the encryption mode encrypt data with AES/CBC using a null (all-zero) initialization vector. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18 Spring Security 5.8.0 - 5.8.27 Spring Security 5.7.0 - 5.7.25

CVSS Base Scores

version 3.1