CVE-2026-8149

CVE-2026-8149 is a medium-severity vulnerability with a CVSS 4.0 base score of 5.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1068.

Key facts

Description

A vulnerability in Legion of the Bouncy Castle Inc. BC-LTS on Linux, X86_64, AVX, AVX-512f. This vulnerability is associated with program files gcm128w, gcm512w. This issue affects BC-LTS: from 2.73.0 before 2.73.11.

Frequently asked questions

What is CVE-2026-8149?
A vulnerability in Legion of the Bouncy Castle Inc. BC-LTS on Linux, X86_64, AVX, AVX-512f. This vulnerability is associated with program files gcm128w, gcm512w. This issue affects BC-LTS: from 2.73.0 before 2.73.11.
How severe is CVE-2026-8149?
CVE-2026-8149 has a CVSS 4.0 base score of 5.1, rated medium severity.
Is CVE-2026-8149 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-8149?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-8149 have an EU (EUVD) identifier?
Yes. CVE-2026-8149 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28534.
When was CVE-2026-8149 published?
CVE-2026-8149 was published on 2026-05-08 and last updated on 2026-06-17.

References

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