CVE-2026-9157 HIGH

CVE-2026-9157: Remote Code Execution in Gmission Web FAX

Vendor Gmission

Product Web Fax

Weakness CWE-20 · Input validation

Published May 21, 2026

Last update May 21, 2026

View on NVD All CVEs

CVSS base score

8.6/10

Attack vector Local

Attack complexity Low

Privileges required None

User interaction None

Confidentiality —

Integrity —

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Improper input validation, Unrestricted upload of file with dangerous type vulnerability in Gmission Web Fax allows Remote Code Inclusion. This issue affects Web Fax: from 3.0 before 3.1.

Key dates

02Disclosure timeline

May 21, 2026 CVE published

May 21, 2026 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-9157 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/20.html

Related vulnerabilities

CVE-2026-9157: Remote Code Execution in Gmission Web FAX

01Description

02Disclosure timeline

03References

04Related CVE