CVE-2008-6727

Upb - Cross-Site Scripting

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-6727. PoCs published by StAkeR.

AI-analyzed exploit summary This exploit leverages a log injection vulnerability in Ultimate PHP Board <= 2.2.1 to escalate privileges from a regular user to admin. It injects a malicious User-Agent header containing JavaScript that triggers an XMLHttpRequest to modify the user's privileges when the admin views the logs.

Description

Cross-site scripting (XSS) vulnerability in Ultimate PHP Board (UPB) 2.2.2, 2.2.1, and earlier 2.x versions allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.

Exploits (1)

exploitdb WORKING POC VERIFIED
by StAkeR · perlwebappsphp
https://www.exploit-db.com/exploits/7607

This exploit leverages a log injection vulnerability in Ultimate PHP Board <= 2.2.1 to escalate privileges from a regular user to admin. It injects a malicious User-Agent header containing JavaScript that triggers an XMLHttpRequest to modify the user's privileges when the admin views the logs.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: Ultimate PHP Board <= 2.2.1
Auth required
Prerequisites: Valid user ID · Admin must view the logs for the exploit to take effect
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/33329
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/7607
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/51011
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/47607
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/33029

Scores

EPSS 0.0150
EPSS Percentile 70.8%

Details

CWE
CWE-79
Status published
Products (4)
myupb/upb 2.0 b1
myupb/upb 2.1.1b
myupb/upb 2.2.1
myupb/upb 2.2.2
Published Apr 20, 2009
Tracked Since Feb 18, 2026