CVE-2026-12802 Affecting bouncycastle-util package, versions <1.85-160000.1.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.15% (5th percentile)

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  • Snyk IDSNYK-SLES1600-BOUNCYCASTLEUTIL-18822534
  • published15 Aug 2026
  • disclosed6 Aug 2026

Introduced: 6 Aug 2026

CVE-2026-12802  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 bouncycastle-util to version 1.85-160000.1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bouncycastle-util package and not the bouncycastle-util package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

In Bouncy Castle for Java before 1.85, CMS AuthEnvelopedData fails to enforce tag-length on decryption. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).

CVSS Base Scores

version 3.1