CVE-2018-6889

HIGH

Typesetter 5.1 - Host Header Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-6889. PoCs published by Navina Asrani.

AI-analyzed exploit summary The exploit describes a Host Header Injection vulnerability in TypeSetter CMS 5.1, allowing arbitrary web page redirection and potential attacks like password reset or cache poisoning. The PoC demonstrates tampering the Host header to redirect to an arbitrary domain.

Description

An issue was discovered in Typesetter 5.1. It suffers from a Host header injection vulnerability, Using this attack, a malicious user can poison the web cache or perform advanced password reset attacks or even trigger arbitrary user re-direction.

Exploits (1)

exploitdb WRITEUP
by Navina Asrani · textwebappsphp
https://www.exploit-db.com/exploits/44028

The exploit describes a Host Header Injection vulnerability in TypeSetter CMS 5.1, allowing arbitrary web page redirection and potential attacks like password reset or cache poisoning. The PoC demonstrates tampering the Host header to redirect to an arbitrary domain.

Classification
Writeup 90%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target: TypeSetter CMS 5.1
No auth needed
Prerequisites: Access to the target application · Ability to tamper HTTP headers
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/44028/

Scores

CVSS v3 8.8
EPSS 0.0682
EPSS Percentile 93.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-94
Status published
Products (1)
typesettercms/typesetter 5.1
Published Feb 12, 2018
Tracked Since Feb 18, 2026