Kirki – Freeform Page Builder, Website Builder & Customizer <= 6.3.1 — Unauthenticated Remote Code Execution
CVE-2026-103065Published · Updated Action summary
Affected: ≤6.3.1Update to 6.3.2 or newer
All remediation steps- Severity
- Critical9.8
- CVSS
- 9.8CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Kirki – Freeform Page Builder, Website Builder & Customizer kirki
- Affected≤ 6.3.1
- Patched in6.3.2
Update to 6.3.2 or newer.
You are affected if you run ≤ 6.3.1. Version 6.3.2 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Kirki – Freeform Page Builder, Website Builder & Customizer.
- No admin access? Run a passive check of your site. It reads public files only.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- Update to version 6.3.2, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Kirki – Freeform Page Builder, Website Builder & Customizer to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Dthangws.
The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 6.3.1. This is due to insufficient validation of user supplied input before it is executed. This makes it possible for unauthenticated attackers to execute arbitrary code on the server.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Kirki – Freeform Page Builder, Website Builder & Customizer
All 45| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.3 | Unauthenticated reCAPTCHA Validation Bypass ≤6.2.4Update to 6.2.5 | CVE-2026-112348 | |
| Low2.7 | Missing Authorization ≤6.4.0Update to 6.4.1 | CVE-2026-112347 | |
| Low3.5 | Authenticated (Subscriber+) Arbitrary Page Content Injection ≤6.4.0Update to 6.4.1 | CVE-2026-42694 | |
| High8.8 | Authenticated (Subscriber+) PHP Object Injection to Administrator Account Takeover via 'get-single-symbol' AJAX Endpoint ≤6.2.5Update to 6.3.0 | CVE-2026-75891 | |
| High7.5 | Insecure Direct Object Reference to Unauthenticated Sensitive Information Exposure via Context Smuggling via 'context' Parameter ≤6.3.2Update to 6.4.0 | CVE-2026-107762 |
- Medium5.3Unauthenticated reCAPTCHA Validation Bypass
≤6.2.4Update to 6.2.5
- Low2.7Missing Authorization
≤6.4.0Update to 6.4.1
- Low3.5Authenticated (Subscriber+) Arbitrary Page Content Injection
≤6.4.0Update to 6.4.1
- High8.8Authenticated (Subscriber+) PHP Object Injection to Administrator Account Takeover via 'get-single-symbol' AJAX Endpoint
≤6.2.5Update to 6.3.0
- High7.5Insecure Direct Object Reference to Unauthenticated Sensitive Information Exposure via Context Smuggling via 'context' Parameter
≤6.3.2Update to 6.4.0
Timeline
CVE published
Severity critical, CVSS 9.8
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- [object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.