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Servers and applications

CVE-2026-91484

Vulnerability in Oracle Java SE (component: Java plugin). Supported versions that are affected are Oracle Java SE: 8u503 and 8u503-perf. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Java SE executes to compromise Oracle Java SE. While the vulnerability is in Oracle Java SE, attacks may significantly impact additional products…

Severity
High 7.5
Published
20 Oct 2026
Last changed
24 Oct 2026
Added to UpHeron
3 Nov 2026
Sources
CVE Program

Affected software

SoftwareAffected versions
JavaServers and applications · cna:oracle corporation|oracle java se
  • Every version up to 8u503

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-91484