CVE-2025-9340CWE-787

native encrypt/decrypt operations in JCE may corrupt data if same byte array used for input and output.

published August 22, 2025

CVSS v4.0
0.0
EPSS
0%
Percentile
6.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
0.0 · NONE
Vector
CVSS:4.0/AV:P/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/S:N/R:U/RE:M/U:Green
EPSS
0.00177 · 6.9th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2025-08-22T09:39Z
EPSS history
Timeline
  • 22 AUG 09:39Z
    native encrypt/decrypt operations in JCE may corrupt data if same byte array used for input and output.
    cvelistv5