Authentication Bypass Vulnerability in Jettweb PHP Script by Jettweb
CVE-2019-25520

8.8HIGH

Key Information:

Vendor

Jettweb

Status
Hazir Haber Sitesi Scripti
Vendor
CVE Published:
12 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2019-25520?

The Jettweb PHP Hazir Haber Sitesi Scripti V1 is susceptible to an authentication bypass vulnerability that allows attackers to circumvent authentication protections in the administration panel. Through improper SQL query validation, malicious users can inject SQL payloads into the username and password fields of the login form (admingiris.php). This flaw enables unauthenticated individuals to gain unauthorized administrative access, posing significant risks to the security of affected installations.

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Affected Version(s)

Hazir Haber Sitesi Scripti 1.0

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-2019-25520 - Proof of Concept

References

https://www.exploit-db.com/exploits/46597
exploit
https://www.vulncheck.com/advisories/jettweb-php-hazir-ha...
third-party-advisory

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

Ahmet Ümit BAYRAM
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