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WordPress themes

CVE-2026-66563

WordPress Windsor theme <= 2.10 - PHP Object Injection vulnerability

Severity
Critical 9.8
Published
10 Oct 2026
Last changed
11 Oct 2026
Added to UpHeron
3 Nov 2026
Sources
CVE Program

Affected software

SoftwareAffected versions
Windsor (WordPress theme)WordPress themes · wp-theme:windsor
  • Every version up to 2.10

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-66563