SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2006-5652

Cross-site scripting (XSS) vulnerability in Sun iPlanet Messaging Server Messenger Express allows remote attackers to inject arbitrary web script via the expression Cascading Style Sheets (CSS) function, as demonstrated by setting the width style for an…

EXPLOIT ✓MEDIUM 4.3EPSS 1.68%

Does this matter?

A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 1.7%. Treat it as high on anything reachable from the internet.

Description

Cross-site scripting (XSS) vulnerability in Sun iPlanet Messaging Server Messenger Express allows remote attackers to inject arbitrary web script via the expression Cascading Style Sheets (CSS) function, as demonstrated by setting the width style for an IMG element. NOTE: this issue might be related to CVE-2006-5486, however due to the vagueness of the initial advisory and different researchers, it has been assigned a new CVE.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
1.68% probability · 77th percentile
Public exploits
1 in Exploit-DB · verified · first 31 October 2006
CISA KEV
Not listed
Affected
sun/iplanet messaging server messenger express
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.68%26 October 202626 October 2026

EPSS 1.7% 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.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-28890source ↗iPlanet Messaging Server - Messenger Express Expression() HTML Injectionphp · LegendaryZionwebapps31 October 2006yes

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