SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2008-1243

Cross-site scripting (XSS) vulnerability on the Linksys WRT300N router with firmware 2.00.20, when Mozilla Firefox or Apple Safari is used, allows remote attackers to inject arbitrary web script or HTML via the dyndns_domain parameter to the default URI.

MEDIUM 4.3EPSS 1.11%

Does this matter?

Lower severity and a low EPSS score (1.11%). Track it; it rarely justifies an emergency change on its own.

Description

Cross-site scripting (XSS) vulnerability on the Linksys WRT300N router with firmware 2.00.20, when Mozilla Firefox or Apple Safari is used, allows remote attackers to inject arbitrary web script or HTML via the dyndns_domain parameter to the default URI.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
1.11% probability · 66th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
linksys/wrt300n
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.11%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.