CVE-2026-88993— All Bootstrap Blocks <= 1.3.31 - Contributor+ Stored XSS via areoi/button type Attribute
Quick assessment
Affected
Unknown All Bootstrap 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 插件“All Bootstrap Blocks”在 1.3.31 版本及之前版本中，在将块（block）属性输出到 HTML 标签名位置时，未对其进行适当的转义处理。这使得具有贡献者（Contributor）权限或更高权限的用户能够注入任意 Web 脚本，当浏览受影响的内容时，这些脚本将被执行。
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I. Basic Information for CVE-2026-88993
Vulnerability Information
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Vulnerability Title
All Bootstrap Blocks <= 1.3.31 - Contributor+ Stored XSS via areoi/button type Attribute
Source: CVE Program / CVE List V5
Vulnerability Description
The All Bootstrap Blocks WordPress plugin through 1.3.31 does not properly escape a block attribute before outputting it in HTML tag-name position, allowing users with Contributor-level access and above to inject arbitrary web scripts that execute when the affected content is viewed.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | All Bootstrap Blocks | 0 ~ 1.3.31 | - |
|
II. Public POCs for CVE-2026-88993
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-88993 (1)
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All Bootstrap Blocks <= 1.3.31 – Contributor+ Stored XSS via areoi/button type Attribute | CVE 2026-88993 | Plugin Vulnerabilities exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-18 · 32 CVEs total
| CVE-2026-88994 | 6.6 MEDIUM | All Bootstrap Blocks 1.3.20 - 1.3.31 - Contributor+ LFI via lightspeed Block Attributes |
| CVE-2026-79713 | 6.5 MEDIUM | Breeze Cache 1.2.5 - 2.5.14 - Unauthenticated Cache Poisoning via Unkeyed Tracking Paramet |
| CVE-2026-90977 | 5.3 MEDIUM | Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empty Session Comparison |
| CVE-2026-86796 | 5.3 MEDIUM | WP Ghost (Hide My WP Ghost) 7.0.10 - Unauthenticated Firewall, Threat Detection and URL Hi |
| CVE-2026-86800 | 5.3 MEDIUM | WP Ghost (Hide My WP Ghost) < 7.0.11 - Unauthenticated URL Hiding Bypass via Loopback Comp |
| CVE-2026-90976 | 5.3 MEDIUM | Clean Login < 1.19 - Unauthenticated Account Creation with Registration Disabled |
| CVE-2026-85350 | UpsellWP < 2.2.10 - Unauthenticated Price Manipulation via Frequently Bought Together | |
| CVE-2026-84902 | King Addons for Elementor < 51.1.81 - Contributor+ Stored XSS via Template Catalog Import | |
| CVE-2026-85127 | VikBooking 1.8.8 - 1.8.14 - Unauthenticated Stored XSS via SVG Chat Attachment | |
| CVE-2026-87767 | WP Shortcut Link <= 1.2.0 - Unauthenticated SQL Injection via url | |
| CVE-2026-85123 | Easy Form Builder 4.0.0 - 4.1.3 - Unauthenticated Registration Policy Bypass via Login For | |
| CVE-2026-85009 | RestroPress <= 3.4.6 - Unauthenticated Order Enumeration and Order Note Modification via P | |
| CVE-2026-85122 | Easy Form Builder 4.0.0 - 4.1.3 - Unauthenticated Stored XSS via Form Type Confusion | |
| CVE-2026-84903 | King Addons for Elementor < 51.1.81 - Contributor+ Private Post Content Disclosure via kng | |
| CVE-2026-84904 | King Addons for Elementor 51.1.56 - 51.1.80 - Author+ Missing Authorization via Image Opti | |
| CVE-2026-81810 | All-in-One WP Migration and Backup < 7.111 - Authenticated Privilege Escalation to Admin v | |
| CVE-2026-81340 | MasterStudy LMS < 3.7.50 - Instructor+ Order Status Manipulation via IDOR | |
| CVE-2026-84738 | AF Companion < 2.2.0 - Shop Manager+ Arbitrary File Upload to RCE | |
| CVE-2026-87770 | Price Drop Alert for WooCommerce <= 1.1 - Unauthenticated SQL Injection via product | |
| CVE-2026-87775 | Tz Weekly Radio Schedule <= 1.8.1 - Unauthenticated SQLi via tzwrs_update_cell |
Showing top 20 of 32 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: All Bootstrap Blocks
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CVE-2026-88994
All Bootstrap Blocks 1.3.20 - 1.3.31 - Contributor+ LFI via -
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WordPress All Bootstrap Blocks Plugin <= 1.3.28 - Broken Acc -
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All Bootstrap Blocks <= 1.3.26 - Authenticated (Contributor+ -
CVE-2024-53824
WordPress All Bootstrap Blocks plugin <= 1.3.20 - Local File -
CVE-2024-43349
WordPress All Bootstrap Blocks plugin <= 1.3.19 - Cross Site
Same vendor: Unknown
-
CVE-2026-90976
Clean Login < 1.19 - Unauthenticated Account Creation with R -
CVE-2026-90977
Clean Login < 1.19 - Unauthenticated CAPTCHA Bypass via Empt -
CVE-2026-88994
All Bootstrap Blocks 1.3.20 - 1.3.31 - Contributor+ LFI via -
CVE-2026-86796
WP Ghost (Hide My WP Ghost) 7.0.10 - Unauthenticated Firewal -
CVE-2026-86800
WP Ghost (Hide My WP Ghost) < 7.0.11 - Unauthenticated URL H
V. Comments for CVE-2026-88993
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