Oracle Patches Critical Java TLS Flaw CVE-2026-91403 Rated 9.1

Oracle issued a security alert for CVE-2026-91403, a critical flaw in Java's JSSE TLS implementation with a CVSS score of 9.1 that is exploitable remotely without credentials. Affected products include Oracle Java SE and GraalVM editions, and users are urged to patch promptly.

2026-10-22 ~ 2026-10-23 · 2 related posts

• Oracle patches Java TLS flaw CVE-2026-91403, CVSS 9.1, exploitable remotely — matthew_d_green · 2026-10-22
• Oracle Java JSSE flaw CVE-2026-91403 scores CVSS 9.1, remotely exploitable without auth — cyb3rops · 2026-10-23