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CVE-2026-48966 FunnelKit CVE debrief

CVE-2026-48966 is a HIGH severity Unauthenticated Cross Site Scripting (XSS) vulnerability in Funnel Builder by FunnelKit versions <= 3.15.0.2. The vulnerability was published on [cvePublishedAt] and modified on [cveModifiedAt]. The CVSS score is 7.1.

Vendor
FunnelKit
Product
Funnel Builder by FunnelKit
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of Funnel Builder by FunnelKit versions <= 3.15.0.2 should apply patches or mitigations to prevent exploitation of this vulnerability.

Technical summary

CVE-2026-48966 is a Cross Site Scripting (XSS) vulnerability in Funnel Builder by FunnelKit. The vulnerability has a CVSS score of 7.1 and is classified as HIGH severity.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates to Funnel Builder by FunnelKit to version > 3.15.0.2.
  • Review and restrict user input to prevent XSS attacks.

Evidence notes

Evidence from Patchstack indicates a vulnerability in Funnel Builder by FunnelKit.

Official resources

CVE-2026-48966 was published on 2026-06-15T21:17:18.433Z and modified on 2026-06-15T21:24:32.790Z.