CVE-2026-103070— WordPress ShortPixel Image Optimizer plugin <= 6.5.6 - Cross Site Scripting (XSS) vulnerability
Quick assessment
Affected
ShortPixel ShortPixel Image Optimizer
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 ShortPixel ShortPixel Image Optimizer（插件名：shortpixel-image-optimiser）中存在一个“网页生成过程中对输入处理不当”的安全漏洞，属于“跨站脚本攻击（Cross-site Scripting, XSS）”类型。该漏洞为存储型 XSS（Stored XSS）。受影响版本为：从早期版本（n/a）至 6.5.6 的所有 ShortPixel Image Optimizer 版本。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ShortPixel | ShortPixel Image Optimizer | ≤ 6.5.6 |
affected |
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I. Basic Information for CVE-2026-103070
Vulnerability Information
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Vulnerability Title
WordPress ShortPixel Image Optimizer plugin <= 6.5.6 - 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 ShortPixel ShortPixel Image Optimizer shortpixel-image-optimiser allows Stored XSS.This issue affects ShortPixel Image Optimizer: from n/a through 6.5.6.
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 |
|---|---|---|---|---|
| ShortPixel | ShortPixel Image Optimizer | 0 ~ 6.5.6 | - |
|
II. Public POCs for CVE-2026-103070
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2026-103070 (1)
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V. Comments for CVE-2026-103070
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