CyberSecBulletin

Konami vulnerabilities

We track 1 vulnerability in Konami products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on August 24, 2026.

1vulnerabilities
1critical
0high
0exploited
9.1average CVSS score

Latest Konami vulnerabilities

  • 9.1 Critical severity

    Metal Gear Online 3: Heap-based Buffer Overflow

    CVE-2026-19874Konami

    A heap-based buffer overflow vulnerability exists in Konami's Metal Gear Online 3, originating from improper validation of lobby data fields related to kicked players. The affected function processes a list of kicked player identifiers using the lobby data key