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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-5598 Detail

Description

Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all (core modules). This vulnerability is associated with program files FrodoEngine.Java. This issue affects BC-JAVA: from 1.71 before 1.84.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  bcorg
CVSS-BT 8.9 HIGH
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/S:P/AU:Y/U:Red

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/bcgit/bc-java/commit/8692e6b2b191fc4aafa32545c7a78bdb9bf110c5 bcorg
https://github.com/bcgit/bc-java/commit/94abbd56413dfdac651fd878bc60253871ef5e87 bcorg
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%905598 bcorg

Weakness Enumeration

CWE-ID CWE Name Source
CWE-385 Covert Timing Channel bcorg  

Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-5598
NVD Published Date:
04/15/2026
NVD Last Modified:
04/21/2026
Source:
bcorg