In Bouncy Castle for Java before 1.85, OpenPGP AEAD decryption skips final tag on chunk-aligned data. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIP…

Info

CVECVE-2026-12817

First seen2026-08-03 04:30 UTC

Disclosed2026-08-03 04:16 UTC

Last updated2026-08-03 04:30 UTC

Channel statusauto

Summary

In Bouncy Castle for Java before 1.85, OpenPGP AEAD decryption skips final tag on chunk-aligned data. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpg-fips 1.0.13 (1.0.X series), 2.0.13 (2.0.X series) and 2.1.13 (2.1.X series).

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

NVD DATABASE

Original Links

https://github.com/bcgit/bc-java/commit/4b712819846ec944379f4909101abac20f0ad4b0
https://github.com/bcgit/bc-java/wiki/CVE-2026-12817

Timeline

2026-08-03 nvd_ingest NVD