Is CVE-2011-4559 actively exploited?

CVE-2011-4559 has no public evidence of in-the-wild exploitation as of 2025-04-11.

What is the CVSS score for CVE-2011-4559?

CVE-2011-4559 has a CVSS score of 7.5 (UNKNOWN severity). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P.

How do I patch CVE-2011-4559?

Patch guidance is available from vtiger security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2011-4559.

CVE-2011-4559 - remediation guidance & executive summary

Q: Which products are affected by CVE-2011-4559?

20 products: vtiger vtiger crm, vtiger vtiger crm, vtiger vtiger crm, vtiger vtiger crm, vtiger vtiger crm, and 15 more.

Description

SQL injection vulnerability in the Calendar module in vTiger CRM 5.2.1 and earlier allows remote attackers to execute arbitrary SQL commands via the onlyforuser parameter in an index action to index.php.

CVSS Metrics

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector: network
Access Cmplx: low
Auth: none
Confidentiality: partial
Integrity: partial
Availability: partial
Weaknesses: CWE-89 · SQL Injection

Metadata

Primary Vendor: VTIGER
Published: 11/28/2011
Last Modified: 4/11/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

vtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crmvtiger : vtiger_crm

Remediation Guidance

Executive Summary

View on NIST NVD