Is CVE-2011-4759 being actively exploited?

CVE-2011-4759 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4759?

CVE-2011-4759 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2011-4759

MEDIUM · CVSS 5.0EPSS 1.1%EU EUVD

Parallels Plesk Small Business Panel 10.2.0 generates web pages containing external links in response to GET requests with query strings for client@1/domain@1/hosting/file-manager/ 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: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-200
EPSS score: 1.1% (65th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4677)
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-2011-4677 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

parallels / parallels plesk small business panel

References

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

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