SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-4728

The Server Administration Panel in Parallels Plesk Panel 10.2.0_build1011110331.18 does not set the secure flag for a cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within…

MEDIUM 5.0EPSS 1.06%

Does this matter?

Lower severity and a low EPSS score (1.06%). Track it; it rarely justifies an emergency change on its own.

Description

The Server Administration Panel in Parallels Plesk Panel 10.2.0_build1011110331.18 does not set the secure flag for a cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an http session, as demonstrated by cookies used by login_up.php3 and certain other files.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS
1.06% probability · 64th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-200
Affected
parallels/parallels plesk panel
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.06%26 October 202626 October 2026

EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.