SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-6661

A vulnerability in the web-based management interface of Cisco Email Security Appliance (ESA) and Cisco Content Security Management Appliance (SMA) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a…

MEDIUM 6.1EPSS 1.24%

Does this matter?

Lower severity and a low EPSS score (1.24%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability in the web-based management interface of Cisco Email Security Appliance (ESA) and Cisco Content Security Management Appliance (SMA) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device, aka Message Tracking XSS. More Information: CSCvd30805 CSCvd34861. Known Affected Releases: 10.0.0-203 10.1.0-049.

CVSS 3.0
6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.24% probability · 69th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
cisco/content security management appliance · cisco/email security appliance
Source
psirt@cisco.com
EPSS trend
0%3%5%27 October 2026: 1.24%27 October 202627 October 2026

EPSS 1.2% since 27 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.