What’s Vulnerable › Vulnerabilities

CVE-2026-113382: arizu-id fast-tunnel Plugin Installer api_plugins.php extractTo unrestricted upload

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-20
• Weakness: CWE-284

Description

A security vulnerability has been detected in arizu-id fast-tunnel 1.0.0. Affected by this issue is the function ZipArchive::extractTo of the file backend/api_plugins.php of the component Plugin Installer. Such manipulation of the argument plugin_file leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.0.1 can resolve this issue. The name of the patch is 04573681420295f7b327c9da3b101aed2f3cf432. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Affected products

• arizu-id fast-tunnel: 1.0.0

References

• https://github.com/arizu-id/fast-tunnel/
• https://github.com/arizu-id/fast-tunnel/commit/04573681420295f7b327c9da3b101aed2f3cf432
• https://github.com/arizu-id/fast-tunnel/releases/tag/1.0.1
• https://vuldb.com/cve/CVE-2026-113382
• https://vuldb.com/submit/990501
• https://vuldb.com/vuln/422655
• https://vuldb.com/vuln/422655/cti

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