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CVE-2026-16767— Ne-Lexa php-zip ZIP ZipFile.php extractTo path traversal

Quick assessment

Affected

Ne-Lexa php-zip

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.

Pisarev Alexey PhpZip是俄罗斯Pisarev Alexey个人开发者的一个用于扩展处理 ZIP 归档文件的 php 库。 Pisarev Alexey PhpZip 4.0.2及之前版本存在路径遍历漏洞，该漏洞源于ZIP Handler组件中ZipFile::extractTo函数对entryName参数的操作存在路径遍历漏洞，可能允许远程攻击者进行路径遍历攻击。

CVSS 6.5 · Medium EPSS 0.68% · P52 Updated Jul 24, 2026

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services

Affected Version Matrix 3

Vendor	Product	Version Range	Status
Ne-Lexa	php-zip	`4.0.0`	affected
		`4.0.1`	affected
		`4.0.2`	affected

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I. Basic Information for CVE-2026-16767

Vulnerability Information

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Vulnerability Title

Ne-Lexa php-zip ZIP ZipFile.php extractTo path traversal

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability was detected in Ne-Lexa php-zip up to 4.0.2. This affects the function ZipFile::extractTo of the file src/ZipFile.php of the component ZIP Handler. Performing a manipulation of the argument entryName results in path traversal. It is possible to initiate the attack remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

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

Vulnerability Title

Pisarev Alexey PhpZip 路径遍历漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Ne-Lexa	php-zip	4.0.0	`cpe:2.3:a:ne-lexa:php-zip::::::::`

II. Public POCs for CVE-2026-16767

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-16767

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Proof of Concept for CVE-2026-16767 (1)

🔗 nelexa/zip ZipFile::extractTo() ZIP Slip via Windows Backslash Traversal · Issue #100 · Ne-Lexa/php-zip Read full article exploit issue-tracking

https://www.cve.org/CVERecord?id=CVE-2026-16767

IV. Related Vulnerabilities

Same weakness: CWE-22