CVE-2026-103648— Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in image-downloader
Quick assessment
Affected
demsking image-downloader
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 image-downloader 4.3.0 版本中存在路径遍历漏洞，攻击者若能够控制下载 URL，可导致下载的响应数据被写入到配置的目的地目录之外。
In-the-Wild Activity Observed
github_trending · low
Possible ATT&CK Techniques 1 AI
T1059.005 · Visual BasicAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| demsking | image-downloader | < 4.3.1 |
affected |
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I. Basic Information for CVE-2026-103648
Vulnerability Information
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Vulnerability Title
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in image-downloader
Source: CVE Program / CVE List V5
Vulnerability Description
Path traversal in image-downloader 4.3.0 allows an attacker who can control the download URL to cause downloaded response data to be written outside the configured destination directory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| demsking | image-downloader | 0 ~ 4.3.1 | - |
|
II. Public POCs for CVE-2026-103648
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Proof of Concept for CVE-2026-103648 (1)
IV. Related Vulnerabilities
Same weakness: CWE-22
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V. Comments for CVE-2026-103648
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