FoF Pretty Mail 1.1.2 Server Side Template Injection via Email Template Settings
CVE-2024-58303

8.6HIGH

Key Information:

Vendor

Flarum

Status
Friendsofflarum Pretty Mail
Vendor
CVE Published:
11 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-58303?

FoF Pretty Mail 1.1.2 contains a server-side template injection vulnerability that allows administrative users to inject malicious code into email templates. Attackers can execute system commands by inserting crafted template expressions that trigger arbitrary code execution during email generation.

Affected Version(s)

FriendsofFlarum Pretty Mail 1.1.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2024-58303 - Proof of Concept

References

https://www.exploit-db.com/exploits/51948
exploit
https://flarum.org/
product
https://github.com/FriendsOfFlarum/pretty-mail
product

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Chokri Hammedi, <chokri.hammedi@unknown>
JSON
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CVE-2024-58303 : Server-Side Template Injection in FoF Pretty Mail by Friends of Flarum