EIP-2026-108031

PRE-CVE

jakcms 2.0 pro rc5 - Persistent Cross-Site Scripting via useragent http header Injection

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-108031. PoCs published by Saif El-Sherei.

AI-analyzed exploit summary This is a technical writeup describing a stored XSS vulnerability in JAKCMS 2.0 PRO RC5 via the user-agent HTTP header. The vulnerability arises due to unsanitized storage of the user-agent header in admin logs, allowing arbitrary JavaScript execution.

Description

jakcms 2.0 pro rc5 - Persistent Cross-Site Scripting via useragent http header Injection

Exploits (1)

exploitdb WRITEUP VERIFIED
by Saif El-Sherei · textwebappsphp
https://www.exploit-db.com/exploits/16128

This is a technical writeup describing a stored XSS vulnerability in JAKCMS 2.0 PRO RC5 via the user-agent HTTP header. The vulnerability arises due to unsanitized storage of the user-agent header in admin logs, allowing arbitrary JavaScript execution.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: JAKCMS PRO 2.0 RC5
No auth needed
Prerequisites: Intercepting proxy to modify HTTP headers
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026