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CVE-2026-4653— Block, Suspend, Report for BuddyPress <= 3.6.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'link' Parameter

Quick assessment

Affected
bouncingsprout Block, Suspend, Report for BuddyPress
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 Block, Suspend, Report for BuddyPress是WordPress基金会的一款阻断、暂停与举报功能的BuddyPress插件。 WordPress Block, Suspend, Report for BuddyPress 3.6.4及之前版本存在跨站脚本漏洞，该漏洞源于对'link'参数的输入清理和输出转义不足，可能导致具有订阅者级别及以上访问权限的经过身份验证的攻击者在页面中注入Web脚本，当用户访问植入页面时执行该脚本。

CVSS 6.4 · Medium EPSS 0.35% · P27

Affected Version Matrix 1

VendorProduct Version RangeStatus
bouncingsprout Block, Suspend, Report for BuddyPress ≤ 3.6.4 affected
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I. Basic Information for CVE-2026-4653

Vulnerability Information
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Vulnerability Title
Block, Suspend, Report for BuddyPress <= 3.6.4 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'link' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
The Block, Suspend, Report for BuddyPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' parameter in versions up to and including 3.6.4. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with subscriber-level access and above to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
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
WordPress Block, Suspend, Report for BuddyPress 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Block, Suspend, Report for BuddyPress是WordPress基金会的一款阻断、暂停与举报功能的BuddyPress插件。 WordPress Block, Suspend, Report for BuddyPress 3.6.4及之前版本存在跨站脚本漏洞，该漏洞源于对'link'参数的输入清理和输出转义不足，可能导致具有订阅者级别及以上访问权限的经过身份验证的攻击者在页面中注入Web脚本，当用户访问植入页面时执行该脚本。
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
bouncingsprout Block, Suspend, Report for BuddyPress 0 ~ 3.6.4 -

II. Public POCs for CVE-2026-4653

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III. Intelligence Information for CVE-2026-4653

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Patches & Fixes for CVE-2026-4653 (1)

News Coverage for CVE-2026-4653 (1)

Other References for CVE-2026-4653 (2)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2026-4653

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