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CVE-2026-115955— WordPress Advanced Post Block - Post Grid for WordPress block editor plugin <= 2.5.1 - Cross Site Scripting (XSS) vulnerability

Quick assessment

Affected
bPlugins Advanced Post Block - Post Grid for WordPress block editor
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.

在 WordPress 区块编辑器插件"bPlugins Advanced Post Block - Post Grid"（高级文章区块 - 文章网格）中存在“网页生成过程中输入未正确中和”漏洞（即跨站脚本攻击，XSS），可导致存储型跨站脚本攻击（Stored XSS）。该问题影响版本范围：从未知版本起至 2.5.1 版本。

CVSS 6.5 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-115955

Vulnerability Information
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Vulnerability Title
WordPress Advanced Post Block - Post Grid for WordPress block editor plugin <= 2.5.1 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bPlugins Advanced Post Block - Post Grid for WordPress block editor advanced-post-block allows Stored XSS.This issue affects Advanced Post Block - Post Grid for WordPress block editor: from n/a through 2.5.1.
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
bPlugins Advanced Post Block - Post Grid for WordPress block editor 0 ~ 2.5.1 -

II. Public POCs for CVE-2026-115955

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III. Intelligence Information for CVE-2026-115955

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Other References for CVE-2026-115955 (1)

Same Patch Batch · bPlugins · 2026-10-26 · 4 CVEs total

CVE-2026-115613 6.5 MEDIUM WordPress Image Gallery block – Create and display photo gallery/photo album. plugin <= 2.
CVE-2026-115961 6.5 MEDIUM WordPress B Slider plugin <= 2.2.2 - Cross Site Scripting (XSS) vulnerability
CVE-2026-115956 6.5 MEDIUM WordPress Panorama Viewer – 360 Degree Image + Video Viewer plugin <= 1.8.3 - Cross Site S

IV. Related Vulnerabilities

Same vendor: bPlugins
Same weakness: CWE-79