SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-4270

Multiple cross-site scripting (XSS) vulnerabilities in Cisco FireSIGHT System Software 5.3.1.5 and 6.0.0 allow remote attackers to inject arbitrary web script or HTML via a crafted URL, aka Bug IDs CSCuv22557, CSCuv22583, CSCuv22632, CSCuv22641,…

MEDIUM 4.3EPSS 1.54%

Does this matter?

Lower severity and a low EPSS score (1.54%). Track it; it rarely justifies an emergency change on its own.

Description

Multiple cross-site scripting (XSS) vulnerabilities in Cisco FireSIGHT System Software 5.3.1.5 and 6.0.0 allow remote attackers to inject arbitrary web script or HTML via a crafted URL, aka Bug IDs CSCuv22557, CSCuv22583, CSCuv22632, CSCuv22641, CSCuv22650, CSCuv22662, CSCuv22697, and CSCuv22702.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
1.54% probability · 75th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
cisco/firesight system software
Source
psirt@cisco.com
EPSS trend
0%3%5%26 October 2026: 1.54%26 October 202626 October 2026

EPSS 1.5% 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.