CVE-2011-4670

vtiger CRM < 5.2.1 - Cross-Site Scripting via Multiple Parameters

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2011-4670. PoCs published by Aung Khant.

AI-analyzed exploit summary This exploit demonstrates multiple cross-site scripting (XSS) vulnerabilities in vtiger CRM 5.2.1 by injecting arbitrary JavaScript code via unsanitized input parameters in the 'phprint.php' script.

Description

Multiple cross-site scripting (XSS) vulnerabilities in vTiger CRM 5.2.1 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) viewname parameter in a CalendarAjax action, (2) activity_mode parameter in a DetailView action, (3) contact_id and (4) parent_id parameters in an EditView action, (5) day, (6) month, (7) subtab, (8) view, and (9) viewOption parameters in the index action, and (10) start parameter in the ListView action to the Calendar module; (11) return_action and (12) return_module parameters in the EditView action, and (13) query parameter in an index action to the Campaigns module; (14) return_url and (15) workflow_id parameters in an editworkflow action to the com_vtiger_workflow module; (16) display_view parameter in an index action to the Dashboard module; (17) closingdate_end, (18) closingdate_start, (19) date_closed, (20) owner, (21) leadsource, (22) sales_stage, and (23) type parameters in a ListView action to the Potentials module; (24) folderid parameter in a SaveandRun action to the Reports module; (25) returnaction and (26) groupId parameters in a createnewgroup action, (27) mode and (28) parent parameters in a createrole action, (29) src_module in a ModuleManager action, (30) mode and (31) profile_id parameters in a profilePrivileges action, and (32) roleid parameter in a RoleDetailView to the Settings module; and (33) action parameter to the Home module and (34) module parameter to phprint.php.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Aung Khant · textwebappsphp
https://www.exploit-db.com/exploits/36204

This exploit demonstrates multiple cross-site scripting (XSS) vulnerabilities in vtiger CRM 5.2.1 by injecting arbitrary JavaScript code via unsanitized input parameters in the 'phprint.php' script.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: vtiger CRM 5.2.1
No auth needed
Prerequisites: Access to the vulnerable vtiger CRM instance
MITRE ATT&CK
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Aung Khant · textwebappsphp
https://www.exploit-db.com/exploits/36203

This exploit demonstrates multiple XSS vulnerabilities in vtiger CRM 5.2.1 by injecting malicious scripts into various URL parameters. The PoC includes multiple attack vectors targeting different modules and actions within the application.

Classification
Working Poc 100%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: vtiger CRM 5.2.1
No auth needed
Prerequisites: Access to the target application's web interface
MITRE ATT&CK
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (9)

Core 9
Core References
Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/36203/
Broken Link vdb-entry x_refsource_osvdb
http://osvdb.org/76006
Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/36204/
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/70306
Exploit, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/49927
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/519993/100/0/threaded
Broken Link vdb-entry x_refsource_osvdb
http://osvdb.org/76005
Exploit, Mailing List, Third Party Advisory mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2011/Oct/154

Scores

EPSS 0.0295
EPSS Percentile 85.6%

Details

CWE
CWE-79
Status published
Products (1)
vtiger/vtiger_crm < 5.2.1
Published Dec 02, 2011
Tracked Since Feb 18, 2026