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CVE-2026-76789— Slider Hero < 9.1.3 - Unauthenticated Stored XSS via Slider Type Change and Add-Slider Handlers

Quick assessment

Affected
Unknown Slider Hero with Video Background, Animation
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 插件 Slider Hero with Video Background, Animation（版本号低于 9.1.3）中，两个请求处理程序缺少授权检查和 nonce 验证，并且在输出之前未对存储的设置进行转义。这导致未认证的用户可以存储恶意 JavaScript 代码，这些代码将在管理员访问该插件后台（版本号低于 9.1.3 的 Slider Hero with Video Background, Animation 插件的管理区域）时执行，同时也会在执行嵌入滑块的页面上的任何访客浏览器中

AI Predicted 9.8 Difficulty: Easy EPSS 0.19% · P8

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Slider Hero with Video Background, Animation < 9.1.3 affected
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I. Basic Information for CVE-2026-76789

Vulnerability Information
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Vulnerability Title
Slider Hero < 9.1.3 - Unauthenticated Stored XSS via Slider Type Change and Add-Slider Handlers
Source: CVE Program / CVE List V5
Vulnerability Description
The Slider Hero with Video Background, Animation WordPress plugin before 9.1.3 does not have authorisation and nonce checks on two of its request handlers, and does not escape a stored setting before outputting it, allowing unauthenticated users to store malicious JavaScript which will be executed in the context of an administrator viewing the Slider Hero with Video Background, Animation WordPress plugin before 9.1.3's admin area, as well as any visitor of a page embedding a slider.
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 Slider Hero with Video Background, Animation 0 ~ 9.1.3 -

II. Public POCs for CVE-2026-76789

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III. Intelligence Information for CVE-2026-76789

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Vendor Advisories for CVE-2026-76789 (1)

Same Patch Batch · Unknown · 2026-08-22 · 13 CVEs total

CVE-2026-77001 Social Login & Sharing buttons with Analytics By SoClever <= 1.2.0 - Unauthenticated Authe
CVE-2026-77002 SmilePass Selfie Login <= 1.0.2 - Unauthenticated Authentication Bypass
CVE-2026-77000 WP Social Media Login <= 1.0.6 - Unauthenticated Account Takeover via Twitter Login Flow
CVE-2026-19222 Forminator Forms < 1.57.0.7 - Authenticated Privilege Escalation via Registration Form Rol
CVE-2026-19093 Tutor LMS < 4.0.6 - Instructor+ Arbitrary File Read via Video Path
CVE-2026-19221 Forminator Forms < 1.57.0.5 - Admin+ Network-Wide RCE via Hub Connector API Key on Multisi
CVE-2026-76793 Firebase Authentication < 1.7.1 - Unauthenticated Account Takeover via Firebase Email Clai
CVE-2026-16260 Post Grid, Slider & Carousel Ultimate < 1.8.1 - Contributor+ Stored XSS via Header Title F
CVE-2026-16738 Conekta Payment Gateway < 6.2.2 - Unauthenticated Order Payment Completion via Webhook For
CVE-2026-16612 FiboSearch < 1.34.1 - Unauthenticated Password-Protected Product Information Disclosure
CVE-2026-18052 ManageWP Worker < 4.9.37 - Unauthenticated Authentication Bypass via Unsigned Auto-Login P
CVE-2026-14187 Tutor LMS < 4.0.6 - Instructor+ Cross-Instructor Private Course Disclosure via IDOR

IV. Related Vulnerabilities

Same product: Slider Hero with Video Background, Animation
Same vendor: Unknown

V. Comments for CVE-2026-76789

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