Review reviewHigh
CVE-2026-48966
FunnelKit Funnel Builder by FunnelKit
Unauthenticated Cross Site Scripting (XSS) in Funnel Builder by FunnelKit <= 3.15.0.2 versions.
- CVSS
- 7.1
- EPSS
- 0.18% 7.20% percentile
- CISA KEV
- Not listed
- Published
- 2026.06.16
Review review
The CVSS severity warrants an early asset and exposure review.
Known exploitationNot established by KEV
Exploit probability0.18%
Technical severityCVSS 7.1
Vulnerability overview
Unauthenticated Cross Site Scripting (XSS) in Funnel Builder by FunnelKit <= 3.15.0.2 versions.
Affected product and versions
- Product
- FunnelKit Funnel Builder by FunnelKit
- Affected versions
- See the vendor advisory and NVD configuration data
- Fixed versions
- No verified fixed-version field is available yet
Recommended response sequence
Confirm exposure before applying a vendor-supported change.
- 1Identify
Confirm that FunnelKit Funnel Builder by FunnelKit and an affected version are present.
- 2Prioritize
Combine exploitation signals with asset exposure and business criticality.
- 3Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
- 4Verify
Recheck the version, service health, access paths, and relevant logs.
Technical data
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
- CWE
- CWE-79