CVE-2011-4851

The Control Panel in Parallels Plesk Panel 10.4.4_build20111103.18 generates a password form field without disabling the autocomplete feature, which makes it easier for remote attackers to bypass authentication by leveraging an unattended workstation, as demonstrated by forms in server/google-tools/ and certain other files.

Published: 2011-12-16 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2011-4851 is rated Moderate Risk (48.8/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.17%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2011-4851

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.56% 0.17% -0.39%
2 2025-03-29 0.17% 0.56% +0.39%
3 2025-03-19 0.17%

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-4851

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
8.6 10.0 [email protected]

Weakness enumeration for CVE-2011-4851

Affected software / configurations for CVE-2011-4851

Vendor Product Version Raw CPE
parallels parallels_plesk_panel 10.4.4_build20111103.18 cpe:2.3:a:parallels:parallels_plesk_panel:10.4.4_build20111103.18:*:*:*:*:*:*:*

References for CVE-2011-4851

cvelogic Threat Intelligence