CVE-2026-12860

Published: Ago 03, 2026 Last Modified: Ago 03, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,7
Source: 91579145-5d7b-4cc5-b925-a0262ff19630
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A

Description

AI Translation Available

In Bouncy Castle for Java before 1.85, RSA PKCS#1 verification skips last two hash bytes in NULL-omitted path. This issue also affects Bouncy Castle for Java LTS before 2.73.12.

347

Improper Verification of Cryptographic Signature

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Integrity Confidentiality
Potential Impacts:
Gain Privileges Or Assume Identity Modify Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
All platforms may be affected
View CWE Details
https://github.com/bcgit/bc-java/commit/ea5970ea9b2fb91d763…
https://github.com/bcgit/bc-java/commit/ea5970ea9b2fb91d763b904692fd21089ca3e396
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%8…
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9012860