CVE-2026-13586

In Bouncy Castle for Java before 1.85, PKCS#12 MAC and bag-decryption KDF iteration-count bound (DoS). This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 1.0.2.7 (1.0.X series), 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/bcgit/bc-java/commit/75d60dfb4ca72bea6da96234138bc9b1556ef5b0	Patch
https://github.com/bcgit/bc-java/commit/fa59cc23502f73def89d94374540cc92af647b96	Patch
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9013586	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:bouncycastle:bc-java::::::::
	cpe:2.3:a:bouncycastle:bouncy_castle_for_java_lts::::::::
	cpe:2.3:a:bouncycastle:fips_java_api::::::::
	cpe:2.3:a:bouncycastle:fips_java_api::::::::
	cpe:2.3:a:bouncycastle:fips_java_api::::::::

History

No history.

Information

Published : 2026-08-03 04:16

Updated : 2026-08-28 16:43

NVD link : CVE-2026-13586

Mitre link : CVE-2026-13586

CVE.ORG link : CVE-2026-13586

JSON object : View

Products Affected

bouncycastle

bouncy_castle_for_java_lts
bc-java
fips_java_api

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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