CVE-2011-4850

Name: CVE-2011-4850
Creator: NVD / NIST
Published: 2011-12-16T11:55:12.953+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.07%

Last modified Jun 16, 2026

CVE-2011-4850 is a vulnerability of currently unknown severity. The Control Panel in Parallels Plesk Panel 10.4.4_build20111103.18 does not include the HTTPOnly flag in a Set-Cookie header for a cookie, which makes it easier for remote attackers to obtain potentially sensitive information via script access to this cookie, as demonstrated by cookies used by help.php and certain other files.. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

The Control Panel in Parallels Plesk Panel 10.4.4_build20111103.18 does not include the HTTPOnly flag in a Set-Cookie header for a cookie, which makes it easier for remote attackers to obtain potentially sensitive information via script access to this cookie, as demonstrated by cookies used by help.php and certain other files.

Metrics

EPSS Probability

1.07%

60.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Parallels	Parallels Plesk Panel	10.4.4_build20111103.18

References

Timeline

Published: Dec 16, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-4850?

How severe is CVE-2011-4850?

Severity scoring for CVE-2011-4850 is pending analysis. The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2011-4850?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-4850?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST