Responsive Plus <= 3.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
The Responsive Plus – Elementor Templates & Starter Sites plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 3.5.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| CyberChimps | Responsive Starter Templates – Elementor Templates & Starter Sites | up to 3.5.3 | — | No fix listed | CNA |
- Responsive Starter Templates – Elementor Templates & Starter Sites VendorCyberChimps Affected up to 3.5.3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-03 Threatist record created from CVE-2026-15795
- 2026-10-03 Alias added: GHSA-6w7q-whcx-wwq6
- 2026-10-03 CISA SSVC decision points changed
References
Other 5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/15eef02a-d6c9-4956-9e19-b8f3340768ff?source=cve
- https://plugins.trac.wordpress.org/browser/responsive-add-ons/tags/3.5.2/includes/customizer/helper.php#L694
- https://plugins.trac.wordpress.org/browser/responsive-add-ons/tags/3.5.2/includes/customizer/helper.php#L672
- https://plugins.trac.wordpress.org/browser/responsive-add-ons/tags/3.5.2/includes/customizer/helper.php#L518
- https://plugins.trac.wordpress.org/changeset?reponame=&old=3709359%40responsive-add-ons&new=3709359%40responsive-add-ons
More CyberChimps vulnerabilities
- TI-2024-12395 Responsive Addons for Elementor – Free Elementor Addons Plugin and Elementor Templates <=… CVSS 3.1HIGH 8.8
- TI-2020-09724 The responsive-add-ons plugin before 2.2.7 for WordPress has incorrect access control for… CVSS 3.1HIGH 8.8
- TI-2024-02658 Responsive <= 5.0.2 - Missing Authorization to HTML Injection CVSS 3.1HIGH 7.5
- TI-2026-05857 Responsive Blocks <= 2.2.0 - Unauthenticated Open Email Relay via REST API 'email_to' Parameter CVSS 3.1MEDIUM 5.3
- TI-2026-25071 WordPress Responsive Blocks plugin <= 2.2.0 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3
- TI-2025-26320 WordPress Responsive Blocks plugin <= 2.0.2 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 6.5
Sources
- CVE-2026-15795 · CVE Program
- CVE-2026-15795 · NVD
- FIRST EPSS
- GHSA-6w7q-whcx-wwq6 · 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