# CVE-2026-25684: File Type Control rule bypass

> CVE-2026-25684: File Type Control rule bypass. CVSS 4.4 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-25684
Last updated: 2026-09-18T19:08:02Z

- Published: 2026-09-18 14:01 UTC · Updated: 2026-09-18 19:08 UTC · Assigner: Zscaler
- CVSS: 4.4 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS: 0.20%, 9th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-20

## Description

A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances.

## Affected vendors and products

- Zscaler: ZIA File Type Control

## Tracked companies

- [Zscaler](https://rewindex.com/company/zscaler.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-25684)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-25684)
- [https://help.zscaler.com/zia/release-upgrade-summary-2026](https://help.zscaler.com/zia/release-upgrade-summary-2026)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-25684 · Markdown: https://rewindex.com/cve/CVE-2026-25684.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-25684 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:11:23.229Z