CVE-2026-120331
Published:November 03, 2026
Updated:November 03, 2026
Content of external URL mails, their stylesheets and images to embed is fetched by the server without validating the target host. Backend users with access to the mail module can make the server send requests to hosts in the internal network.
Affected Packages
mediaessenz/mail (PHP):
Affected version(s) >=v3.0.0 <v3.12.5 || >=v1.0.0 <v3.12.5 || >=v2.0.0 <v3.12.5Fix Suggestion:
Update to version v3.12.5mediaessenz/mail (PHP):
Affected version(s) >=v4.0.0 <v4.2.0Fix Suggestion:
Update to version v4.2.0https://gitlab.com/mediaessenz/mail.git (SCM_GIT):
Affected version(s) >=v4.0.0 <v4.2.0Fix Suggestion:
Update to version v4.2.0https://gitlab.com/mediaessenz/mail.git (SCM_GIT):
Affected version(s) >=v1.0.0 <v3.12.5 || >=v2.0.0 <v3.12.5 || >=v3.0.0 <v3.12.5Fix Suggestion:
Update to version v3.12.5Related Resources (2)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Server-Side Request Forgery