PLUGIN SECURITY
Is Spectra safe?
Gutenberg blocks for existing Spectra websites. Maintained, stable, and fully supported — no action needed on your part.
What this plugin does
- Slug:
ultimate-addons-for-gutenberg - Author: Brainstorm Force
- 1000000+ active installs
- 94/100 rating (1870 reviews on wordpress.org)
- 43360136 all-time downloads
- On WordPress.org since 2018-06-13
blockblockseditorgutenberggutenberg blocks
Maintenance status
- Latest known version: 2.20.1
- Last updated: 2026-08-26 12:07pm GMT
- Tested up to WordPress: 7.1
- Requires PHP: 7.4+
- Max supported PHP (analyzed): 8.4
Known vulnerabilities
27 known CVEs on file for Spectra.
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2026-12900 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.29 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.4 | < 2.19.29 | 2.19.29 | 2026-07-20 | ✓ fixed in latest |
| CVE-2026-10827 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.20.0 | Insufficient Verification of Data Authenticity | Unknown | < 2.20.0 | 2.20.0 | 2026-07-20 | ✓ fixed in latest |
| CVE-2026-7465 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.26 | Improper Privilege Management | High 8.8 | < 2.19.26 | 2.19.26 | 2026-05-29 | ✓ fixed in latest |
| CVE-2026-42648 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.23 | — | Medium 4.3 | < 2.19.23 | 2.19.23 | 2026-03-27 | ✓ fixed in latest |
| CVE-2026-24982 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.18 | Missing Authorization | Medium 5.3 | < 2.19.18 | 2.19.18 | 2026-01-17 | ✓ fixed in latest |
| CVE-2025-11162 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.15 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.4 | < 2.19.15 | 2.19.15 | 2025-11-04 | ✓ fixed in latest |
| CVE-2024-10484 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.16.3 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.4 | < 2.16.3 | 2.16.3 | 2024-12-02 | ✓ fixed in latest |
| CVE-2024-7590 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.15.1 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.5 | < 2.15.1 | 2.15.1 | 2024-08-07 | ✓ fixed in latest |
+ 31 more known vulnerabilities
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2024-37517 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.13.8 | Missing Authorization | High 8.8 | < 2.13.8 | 2.13.8 | 2024-07-05 | ✓ fixed in latest |
| CVE-2024-4366 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.13.1 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.4 | < 2.13.1 | 2.13.1 | 2024-05-23 | ✓ fixed in latest |
| CVE-2024-1815 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.12.9 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.4 | < 2.12.9 | 2.12.9 | 2024-05-22 | ✓ fixed in latest |
| CVE-2024-1814 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.12.9 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.4 | < 2.12.9 | 2.12.9 | 2024-05-22 | ✓ fixed in latest |
| CVE-2024-3107 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.12.7 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | Medium 4.3 | < 2.12.7 | 2.12.7 | 2024-04-26 | ✓ fixed in latest |
| CVE-2023-6486 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.10.4 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.4 | < 2.10.4 | 2.10.4 | 2024-04-03 | ✓ fixed in latest |
| CVE-2023-49833 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.7.10 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.5 | < 2.7.10 | 2.7.10 | 2023-12-05 | ✓ fixed in latest |
| CVE-2023-36676 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.6.7 | Missing Authorization | Medium 5.4 | < 2.6.7 | 2.6.7 | 2023-07-14 | ✓ fixed in latest |
| CVE-2023-36679 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.6.7 | Server-Side Request Forgery (SSRF) | High 7.1 | < 2.6.7 | 2.6.7 | 2023-07-14 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.6.7 | — | Unknown | < 2.6.7 | 2.6.7 | 2023-07-14 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.2 | — | Unknown | < 2.3.2 | 2.3.2 | 2023-01-25 | ✓ fixed in latest |
| CVE-2020-36656 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.15.0 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.4 | < 1.15.0 | 1.15.0 | 2023-01-24 | ✓ fixed in latest |
| CVE-2023-23834 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.3 | Missing Authorization | Medium 4.3 | < 2.3.3 | 2.3.3 | 2023-01-23 | ✓ fixed in latest |
| CVE-2023-23729 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.2 | Missing Authorization | Medium 5.4 | < 2.3.2 | 2.3.2 | 2023-01-23 | ✓ fixed in latest |
| CVE-2023-23738 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.2 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | Medium 5.3 | < 2.3.2 | 2.3.2 | 2023-01-23 | ✓ fixed in latest |
| CVE-2023-23735 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.2 | Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) | Medium 5.3 | < 2.3.2 | 2.3.2 | 2023-01-23 | ✓ fixed in latest |
| CVE-2023-23730 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.2 | Improper Restriction of Excessive Authentication Attempts | Medium 5.3 | < 2.3.2 | 2.3.2 | 2023-01-23 | ✓ fixed in latest |
| CVE-2023-23825 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.3.2 | Missing Authorization | Low 3.1 | < 2.3.2 | 2.3.2 | 2023-01-23 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.25.6 | — | Unknown | < 1.25.6 | 1.25.6 | 2022-06-13 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.25.6 | — | Unknown | < 1.25.6 | 1.25.6 | 2022-05-31 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.14.8 | — | Unknown | < 1.14.8 | 1.14.8 | 2020-04-08 | ✓ fixed in latest |
| CVE-2020-36702 | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.14.8 | Missing Authorization | Medium 5.5 | < 1.14.8 | 1.14.8 | 2020-03-30 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.1 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 6.4 | < 2.19.1 | 2.19.1 | 0000-00-00 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 2.19.18 | — | Unknown | < 2.19.18 | 2.19.18 | 0000-00-00 | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.25.6 | — | Unknown | < 1.25.6 | 1.25.6 | — | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.14.8 | — | Unknown | < 1.14.8 | 1.14.8 | — | ✓ fixed in latest |
| — | Spectra Legacy – Gutenberg Blocks [ultimate-addons-for-gutenberg] < 1.14.8 | — | Unknown | < 1.14.8 | 1.14.8 | — | ✓ fixed in latest |
| — | Spectra < 1.25.6 - Reflected Cross-Site Scripting | — | Unknown | < 1.25.6 | 1.25.6 | — | ✓ fixed in latest |
| CVE-2025-1784 | Spectra < 2.19.1 - Contributor+ Stored XSS | — | Unknown | < 2.19.1 | 2.19.1 | — | ✓ fixed in latest |
| CVE-2026-0950 | Spectra Gutenberg Blocks < 2.19.18 - Unauthenticated Information Disclosure in Sensitive Data | — | Unknown | < 2.19.18 | 2.19.18 | — | ✓ fixed in latest |
| CVE-2026-7465 | Spectra < 2.19.26 - Contributor+ Remote Code Execution via Block Attributes | — | Unknown | < 2.19.26 | 2.19.26 | — | ✓ fixed in latest |
How to fix it
Keep Spectra updated — 2.20.1 is the latest version on wordpress.org, and each CVE above lists the exact release that fixed it ("Fixed in").
This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.
Safer / more established alternatives
- Elementor Website Builder – more than just a page builder — 10000000+ active installs — 90/100 (7297)
- Classic Editor — 8000000+ active installs — 98/100 (1246) — max PHP 8.4
- Classic Widgets — 2000000+ active installs — 98/100 (272) — max PHP 8.4
- Advanced Editor Tools — 1000000+ active installs — 90/100 (354) — max PHP 8.4
- User Role Editor — 700000+ active installs — 90/100 (288) — max PHP 8.4
Check your own WordPress site
Run a free passive scan now, or create a free account and install the WP Clinic plugin for a deep scan of your whole hosting account and AI-assisted repair.