CVE-2026-78290— WordPress Magazine Blocks plugin <= 1.8.6 - Cross Site Scripting (XSS) vulnerability
Quick assessment
Affected
ThemeGrill Magazine 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.
themegrill magazine blocks是themegrill公司开源的一套创建杂志风格布局的WordPress块集合。 themegrill magazine blocks 1.8.6及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击。
Possible ATT&CK Techniques 3 AI
T1059.007 · JavaScript T1505.003 · Web Shell T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ThemeGrill | Magazine Blocks | n/a≤ 1.8.6 |
affected |
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I. Basic Information for CVE-2026-78290
Vulnerability Information
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Vulnerability Title
WordPress Magazine Blocks plugin <= 1.8.6 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Contributor Cross Site Scripting (XSS) in Magazine Blocks <= 1.8.6 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
themegrill magazine blocks 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
themegrill magazine blocks是themegrill公司开源的一套创建杂志风格布局的WordPress块集合。 themegrill magazine blocks 1.8.6及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ThemeGrill | Magazine Blocks | n/a ~ 1.8.6 | - |
|
II. Public POCs for CVE-2026-78290
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2026-78290 (1)
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V. Comments for CVE-2026-78290
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