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CVE-2026-92294— Spectra Gutenberg Blocks <= 2.20.4 - Missing Authorization to Unauthenticated Limited Theme File Deletion and Modification via 'page', 'path', and 'settings' GET Parameters

Quick assessment

Affected
brainstormforce Spectra Legacy – Gutenberg Blocks
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress 的"Spectra Gutenberg Blocks – Website Builder for the Block Editor"插件存在有限的文件删除漏洞，原因是其所有 2.20.4 及以下版本中的 函数未对文件路径进行充分验证。该漏洞使得未经身份验证的攻击者能够删除服务器上的主题文件。

CVSS 6.5 · Medium

Possible ATT&CK Techniques 1 AI

T1561.002 · Disk Structure Wipe
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I. Basic Information for CVE-2026-92294

Vulnerability Information
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Vulnerability Title
Spectra Gutenberg Blocks <= 2.20.4 - Missing Authorization to Unauthenticated Limited Theme File Deletion and Modification via 'page', 'path', and 'settings' GET Parameters
Source: CVE Program / CVE List V5
Vulnerability Description
The Spectra Gutenberg Blocks – Website Builder for the Block Editor plugin for WordPress is vulnerable to limited file deletion due to insufficient file path validation in the '__construct' function in all versions up to, and including, 2.20.4 This makes it possible for unauthenticated attackers to delete theme files on the server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
brainstormforce Spectra Legacy – Gutenberg Blocks 0 ~ 2.20.4 -

II. Public POCs for CVE-2026-92294

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III. Intelligence Information for CVE-2026-92294

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Other References for CVE-2026-92294 (6)

IV. Related Vulnerabilities

Same product: Spectra Legacy – Gutenberg Blocks
Same vendor: brainstormforce
Same weakness: CWE-862