Mmastodon TechnologyCybersecurity first seen 4 h ago, last 4 h ago, peak #10
Bouncy Castle Java library hit by new signature verification flaw
Original: CVE-2026-71887 | Legion of the Bouncy Castle BC-JAVA https:// radar.offseq.com/threat/cve-20 26-71887-cwe-347-improper-v
A new vulnerability, CVE-2026-71887, has been disclosed affecting the Legion of the Bouncy Castle cryptography library for Java. The flaw is classed as CWE-347, improper verification of cryptographic signature, meaning the library may accept signatures it should reject. Security researchers are sharing the advisory and tracking potential impact on Java applications relying on the widely used library.
Why now: Newly disclosed vulnerabilities in widely used cryptographic libraries draw immediate attention from the security community.
Legion of the Bouncy CastleCVE-2026-71887OffSeq
Evidence
- CVE-2026-71887 | Legion of the Bouncy Castle BC-JAVA https:// radar.offseq.com/threat/cve-20 26-71887-cwe-347-improper-verification-of-cryptographic-signature-in-legion-of-the-bouncy-castle-0eee2b4a5be9b093 # OffSeq # Vulnerability # Java # Infosec · offseq@infosec.exchange · 1
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