WordPress Colibri Page Builder Plugin <= 1.0.239 is vulnerable to Cross Site Scripting (XSS)
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ExtendThemes Colibri Page Builder allows Stored XSS.This issue affects Colibri Page Builder: from n/a through 1.0.239.
Why it matters now
EPSS 0.0037 31st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| extendthemes | Colibri Page Builder | up to 1.0.239 | — | No fix listed | CNA |
- Colibri Page Builder Vendorextendthemes Affected up to 1.0.239 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:extendthemes:colibri_page_builder:*:*:*:*:*:wordpress:*:* | up to 1.0.239 | Vulnerable | extendthemes |
- cpe:2.3:a:extendthemes:colibri_page_builder:*:*:*:*:*:wordpress:*:* Versions up to 1.0.239 Vulnerable ·extendthemes
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-50833
- 2026-10-03 Alias added: GHSA-9xgp-crr8-rrpg
References
More extendthemes Colibri Page Builder vulnerabilities
- TI-2023-02052 Colibri Page Builder <= 1.0.227 - Authenticated (Administrator+) SQL Injection via post_id CVSS 3.1HIGH 7.2
- TI-2025-23283 WordPress Colibri Page Builder plugin <= 1.0.329 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
- TI-2024-03122 Cross-site scripting in extendthemes Colibri Page Builder CVSS 3.1MEDIUM 6.4
- TI-2023-06389 Colibri Page Builder <= 1.0.239 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVSS 3.1MEDIUM 6.4
- TI-2024-04679 Colibri Page Builder <= 1.0.276 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVSS 3.1MEDIUM 6.4
- TI-2024-04141 Cross-site scripting in extendthemes Colibri Page Builder CVSS 3.1MEDIUM 6.4
Sources
- CVE-2023-50833 · CVE Program
- CVE-2023-50833 · NVD
- FIRST EPSS
- GHSA-9xgp-crr8-rrpg · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences