CVE-2025-9340: native encrypt/decrypt operations in JCE may corrupt data if same byte array used for input and output.
Legion of the Bouncy Castle Inc. · Bouncy Castle for Java
Affected: Legion of the Bouncy Castle Inc. Bouncy Castle for Java · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 9% of scored CVEs
Not scored yet. The CVE record carries no CVSS score.
DescriptionCVE.org
Out-of-bounds Write vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java bc-fips on All (API modules). This vulnerability is associated with program files org/bouncycastle/jcajce/provider/BaseCipher. This issue affects Bouncy Castle for Java: from BC-FJA 2.1.0 through 2.1.0.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Legion of the Bouncy Castle Inc. · Bouncy Castle for Javafrom BC-FJA 2.1.0 up to and including 2.1.0
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Published
- August 2025
CoverageNo articles yet
No CyberSIXT article names CVE-2025-9340 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.