Beaver Builder Page Builder <= 2.10.3.1 - Unauthenticated Arbitrary Shortcode Execution
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- 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-94.
Summary
The The Beaver Builder Page Builder – Drag and Drop Website Builder plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.10.3.1. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| beaverbuilder | Beaver Builder Page Builder – Drag and Drop Website Builder | up to 2.10.3.1 | — | No fix listed | CNA |
- Beaver Builder Page Builder – Drag and Drop Website Builder Vendorbeaverbuilder Affected up to 2.10.3.1 Fixed in — No fix listed CNA
CPE names Threatist (inferred) · 1
Inferred from how NVD named this product before; not given by a source.
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fastlinemedia:beaver_builder:*:*:*:*:*:*:*:* | — | — | beaverbuilder |
- cpe:2.3:a:fastlinemedia:beaver_builder:*:*:*:*:*:*:*:* Versions — — ·beaverbuilder
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-18021
- 2026-10-03 Alias added: GHSA-p236-jmm4-v336
References
Other 3
- https://www.wordfence.com/threat-intel/vulnerabilities/id/95f2af83-2667-49e1-8890-99559cd90ec4?source=cve
- https://plugins.trac.wordpress.org/browser/beaver-builder-lite-version/trunk/classes/class-fl-builder.php#L2018
- https://plugins.trac.wordpress.org/changeset/3645247/beaver-builder-lite-version/tags/2.10.3.2
More beaverbuilder vulnerabilities
- TI-2023-05334 Assistant < 1.4.4 - Editor+ SSRF CVSS 3.1HIGH 8.8
- TI-2022-03124 Customizer Export/Import < 0.9.5 - Admin+ PHP Objection Injection CVSS 3.1HIGH 7.2
- TI-2023-01273 Customizer Export/Import < 0.9.6 - Admin+ PHP Object Injection CVSS 3.1HIGH 7.2
- TI-2024-29515 WordPress Beaver Builder plugin <= 2.8.3.2 - Reflected Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
- TI-2026-67468 Beaver Builder Page Builder <= 2.11.0.5 - Unauthenticated Arbitrary Shortcode Execution via Sidebar Module Widget Output CVSS 3.1CRITICAL 9.1
- TI-2022-16754 WordPress Beaver Builder plugin <= 2.5.4.3 - Broken Access Control vulnerability CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-18021 · CVE Program
- CVE-2026-18021 · NVD
- FIRST EPSS
- GHSA-p236-jmm4-v336 · 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