Is CVE-2008-4918 being actively exploited?

CVE-2008-4918 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2008-4918?

CVE-2008-4918 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2008-4918

MEDIUM · CVSS 4.3EPSS 6.4%EU EUVD

Cross-site scripting (XSS) vulnerability in SonicWALL SonicOS Enhanced before 4.0.1.1, as used in SonicWALL Pro 2040 and TZ 180 and 190, allows remote attackers to inject arbitrary web script or HTML into arbitrary web sites via a URL to a site that is blocked based on content filtering, which is not properly handled in the CFS block page, aka "universal website hijacking."

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 6.4% (94th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2008-4897)
Published: November 4, 2008
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2008-4897 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

sonicwall / pro 2040
sonicwall / sonicos enhanced
sonicwall / tz 180
sonicwall / tz 190

References

http://secunia.com/advisories/32498(Not Applicable)
http://securityreason.com/securityalert/4556(Third Party Advisory)
http://www.gnucitizen.org/blog/new-technique-to-perform-universal-website-hijacking/(Third Party Advisory)
http://www.securityfocus.com/archive/1/497948/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/archive/1/497958/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/archive/1/497968/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/archive/1/497989/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/archive/1/498043/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/archive/1/498073/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/31998(Third Party Advisory, VDB Entry)
http://www.sonicwall.com/downloads/SonicOS_Enhanced_4.0.1.1_Release_Notes.pdf(Broken Link)
http://www.vupen.com/english/advisories/2008/2970(Permissions Required)
http://www.zerodayinitiative.com/advisories/ZDI-08-070(Third Party Advisory, VDB Entry)
http://www.zerodayinitiative.com/advisories/ZDI-08-070/(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/46232(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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