Critical

zend-mail remote code execution via Sendmail adapter

  • Disclosed: 14.05.2022
  • Updated: 11.10.2026 10:22

The setFrom function in the Sendmail adapter in the zend-mail component before 2.4.11, 2.5.x, 2.6.x, and 2.7.x before 2.7.2, and Zend Framework before 2.4.11 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a " (backslash double quote) in a crafted e-mail address.

Affected software

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PlatformPackageVulnerable versionsFixed in
Composer package zendframework/zend-mail < 2.4.11, >= 2.5, <= 2.5.2, >= 2.6, <= 2.6.2, >= 2.7, < 2.7.2 2.4.11, 2.7.2

References

CVSS score 9.8/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-77
Platform
Composer
Package
zendframework/zend-mail
Disclosed
14.05.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-r9mw-gwx9-v3h5 - CC BY 4.0

Vulnerability history: zendframework/zend-mail

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
2
First → latest
05.2022 06.2024
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • High 1

Disclosures per year

  1. 2022: 1
  2. 2023: 0
  3. 2024: 1
  4. 2025: 0
  5. 2026: 0
  1. High · 8.8 ghsa-cxf7-m5g2-v594 >= 2.0.0, < 2.4.11, >= 2.5.0, < 2.7.2 2.4.11, 2.7.2
  2. zend-mail remote code execution via Sendmail adapter this entry
    Critical · 9.8 CVE-2016-10034 < 2.4.11, >= 2.5, <= 2.5.2, >= 2.6, <= 2.6.2, >= 2.7, < 2.7.2 2.4.11, 2.7.2

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