CVE-2026-59648

In Bouncy Castle for Java before 1.85, OpenPGP Argon2 S2K honours attacker-chosen memory and passes. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpg-fips 1.0.13 (1.0.X series), 2.0.13 (2.0.X series) and 2.1.13 (2.1.X series).

  • Published Aug 3, 2026
  • CVSS 6.9 medium
  • 0.4% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

In the news

CVE-2026-59648 at the National Vulnerability Database