PT-2026-38678 · Bouncy Castle · Bc-Fips

Published 2026-05-08 · Updated 2026-05-19 · CVE-2026-8149

Positive Technologies (AI Summary)

CVSS v4.0

5.1

Medium

Base vector

AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:X/R:X/V:X/RE:M/U:Amber

Name of the Vulnerable Software and Affected Versions BC-FJA versions 2.1.0 through 2.1.2

Description A cryptographic issue exists in BC-FIPS on Linux, X86 64, AVX, and AVX-512f architectures. This issue is associated with the program files "gcm128w" and "gcm512w".

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Weakness Enumeration

CWE-1068

Related Identifiers

CVE-2026-8149

GHSA-MX76-R943-RF8G

Affected Products

Bc-Fips

References · 8

• 🔥 https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%908149 · Exploit
• https://do-not-publish.bouncycastle.org/do_not_publish · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-8149 · Security Note
• https://osv.dev/vulnerability/GHSA-mx76-r943-rf8g · Vendor Advisory
• https://t.me/CVEtracker/53101 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2052665911132168532 · Twitter Post
• https://twitter.com/CVEnew/status/2053174694698737677 · Twitter Post
• https://t.me/cveNotify/163945 · Telegram Post