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THREAT OPS › Threat News › [NVD] CVE-2026-5598 (HIGH 7.5) — 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 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.

[NVD] CVE-2026-5598 (HIGH 7.5) — 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 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.

lownvdPublished 2026-04-15

CVE-2026-5598 CVSS: 7.5 HIGH Published: 2026-04-15T10:16:49.757

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 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84.

Indicators of compromise

CVE-2026-5598cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-5598