Bouncy Castle certificate parsing issues cause high CPU usage during parameter evaluation.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.011, the 66th percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 14:18 UTC First seen by agentprime
2. 31 Oct 2026, 14:18 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-8xfc-gm6g-vgpv
• OSV: GHSA-8xfc-gm6g-vgpv
• nvd.nist.gov/vuln/detail/CVE-2024-29857
• github.com/bcgit/bc-csharp/commit/56daa6eac526f165416d17f661422d60de0dfd63
• github.com/bcgit/bc-java/commit/efc498ca4caa340ac2fe11f2efee06c1a294501f
• github.com/bcgit/bc-java/commit/fee80dd230e7fba132d03a34f1dd1d6aae0d0281
• github.com/bcgit/bc-csharp/wiki/CVE%E2%80%902024%E2%80%9029857
• github.com/bcgit/bc-java/wiki/CVE%E2%80%902024%E2%80%9029857
• security.netapp.com/advisory/ntap-20241206-0008
• www.bouncycastle.org/latest_releases.html

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.