Is CVE-2011-4740 being actively exploited?

CVE-2011-4740 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4740?

CVE-2011-4740 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2011-4740

MEDIUM · CVSS 4.3EPSS 1.0%EU EUVD

The Control Panel in Parallels Plesk Panel 10.2.0 build 20110407.20 generates web pages containing external links in response to GET requests with query strings for smb/app/search-data/catalogId/marketplace and certain other files, which makes it easier for remote attackers to obtain sensitive information by reading (1) web-server access logs or (2) web-server Referer logs, related to a "cross-domain Referer leakage" issue.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-200
EPSS score: 1.0% (62th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4658)
Published: December 16, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4658 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

microsoft / windows
parallels / parallels plesk panel
redhat / enterprise linux

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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