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Advisory details: gitlab / maven/org.bouncycastle/bc-fips/CVE-2026-8149
Advisory ID gitlab/maven/org.bouncycastle/bc-fips/CVE-2026-8149
Aliases CVE-2026-8149
GHSA-mx76-r943-rf8g
Summary Bouncy Castle has a vulnerability in program files gcm128w, gcm512w A vulnerability in Legion of the Bouncy Castle Inc. BC-FJA BC-FIPS on Linux, X86_64, AVX, AVX-512f. This vulnerability is associated with program files gcm128w, gcm512w. This issue affects BC-FJA: from 2.1.0 through 2.1.2.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-1068 Inconsistency Between Implementation and Documented Design
System Score Found at
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.bouncycastle/bc-fips/CVE-2026-8149.yml
Reference id Reference type URL
CVE-2026-8149 https://nvd.nist.gov/vuln/detail/CVE-2026-8149
CVE%E2%80%902026%E2%80%908149 Advisory https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%908149
GHSA-mx76-r943-rf8g https://github.com/advisories/GHSA-mx76-r943-rf8g
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.bouncycastle/bc-fips/CVE-2026-8149.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-08T12:50:54Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2026/8xxx/CVE-2026-8149.json

Source Advisory: vulnrichment/CVE-2026-8149

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]