CVE-2026-76789
Slider Hero < 9.1.3 - Unauthenticated Stored XSS via Slider Type Change and Add-Slider Handlers
- State
- Published
- Severity
- 8.8 High
- Published
- Aug 22, 2026
- Updated
- Aug 23, 2026
- Reserved
- Aug 19, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Slider Hero with Video Background, AnimationUnknown |
|
References
- https://wpscan.com/vulnerability/f9f5485c-6231-492c-b214-8da87a2bf4d1/exploitvdb-entrytechnical-description
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