CVE-2016-10033

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2016-10033
The mailSend function in the isMail transport in PHPMailer before 5.2.18 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 Sender property.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
http://packetstormsecurity.com/files/140291/PHPMailer-Remote-Code-Execution.html Exploit Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/140350/PHPMailer-Sendmail-Argument-Injection.html Exploit Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2016/Dec/78 Mailing List Patch Third Party Advisory
http://www.rapid7.com/db/modules/exploit/multi/http/phpmailer_arg_injection Exploit Third Party Advisory
http://www.securityfocus.com/archive/1/539963/100/0/threaded Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/95108 Broken Link Exploit Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037533 Broken Link Third Party Advisory VDB Entry
https://developer.joomla.org/security-centre/668-20161205-phpmailer-security-advisory.html Third Party Advisory
https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.18 Patch Vendor Advisory
https://github.com/PHPMailer/PHPMailer/wiki/About-the-CVE-2016-10033-and-CVE-2016-10045-vulnerabilities Patch Vendor Advisory
https://legalhackers.com/advisories/PHPMailer-Exploit-Remote-Code-Exec-CVE-2016-10033-Vuln.html Exploit Patch Third Party Advisory
https://www.drupal.org/psa-2016-004 Third Party Advisory
https://www.exploit-db.com/exploits/40968/ Exploit Patch Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40969/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40970/ Exploit Patch Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40974/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40986/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41962/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41996/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42024/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42221/ Exploit Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/140291/PHPMailer-Remote-Code-Execution.html Exploit Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/140350/PHPMailer-Sendmail-Argument-Injection.html Exploit Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2016/Dec/78 Mailing List Patch Third Party Advisory
http://www.rapid7.com/db/modules/exploit/multi/http/phpmailer_arg_injection Exploit Third Party Advisory
http://www.securityfocus.com/archive/1/539963/100/0/threaded Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/95108 Broken Link Exploit Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037533 Broken Link Third Party Advisory VDB Entry
https://developer.joomla.org/security-centre/668-20161205-phpmailer-security-advisory.html Third Party Advisory
https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.18 Patch Vendor Advisory
https://github.com/PHPMailer/PHPMailer/wiki/About-the-CVE-2016-10033-and-CVE-2016-10045-vulnerabilities Patch Vendor Advisory
https://legalhackers.com/advisories/PHPMailer-Exploit-Remote-Code-Exec-CVE-2016-10033-Vuln.html Exploit Patch Third Party Advisory
https://www.drupal.org/psa-2016-004 Third Party Advisory
https://www.exploit-db.com/exploits/40968/ Exploit Patch Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40969/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40970/ Exploit Patch Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40974/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/40986/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41962/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/41996/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42024/ Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42221/ Exploit Third Party Advisory VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-10033
Configurations

Configuration 1 (hide)

cpe:2.3:a:phpmailer_project:phpmailer:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
History

22 Oct 2025, 00:15

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-10033 -

21 Oct 2025, 20:16

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-10033', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:16

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-10033 -
Information

Published : 2016-12-30 19:59

Updated : 2025-10-22 00:15

NVD link : CVE-2016-10033

Mitre link : CVE-2016-10033

CVE.ORG link : CVE-2016-10033

JSON object : View

Products Affected

wordpress

  • wordpress

phpmailer_project

  • phpmailer

joomla

  • joomla\!
CWE
CWE-88

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')