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WordPress plugins

CVE-2026-97257

WordPress Simple Event Planner plugin <= 1.5.7 - PHP Object Injection vulnerability

Severity
High 8.8
Published
5 Oct 2026
Last changed
6 Oct 2026
Added to UpHeron
3 Nov 2026
Sources
CVE Program

Affected software

SoftwareAffected versions
Simple Event Planner (WordPress plugin)WordPress plugins · wp-plugin:simple-event-planner
  • Every version up to 1.5.7

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-97257