SQL Injection Vulnerability in MGB OpenSource Guestbook by MGB
CVE-2018-25411

8.8HIGH

Key Information:

Vendor

M-gb

Status
Mgb Opensource Guestbook
Vendor
CVE Published:
30 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-25411?

MGB OpenSource Guestbook version 0.7.0.2 is susceptible to an SQL injection vulnerability that enables unauthenticated attackers to craft GET requests with malicious SQL payloads via the 'id' parameter in email.php. This allows attackers to execute arbitrary SQL queries, potentially leading to the exposure of sensitive database information, including table structures and column data. Exploitation of this vulnerability poses a significant risk to the integrity and confidentiality of the affected databases.

Affected Version(s)

MGB OpenSource Guestbook 0.7.0.2

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-2018-25411 - Proof of Concept

References

https://www.exploit-db.com/exploits/45665
exploit
http://www.m-gb.org/
product
https://sourceforge.net/projects/mopzz-gb/files/latest/do...
product

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
None
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

Ihsan Sencan
.