CVE-2019-25387

low-risk
Published 2026-02-16

Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by submitting crafted input to the xtaccess.cgi endpoint. Attackers can inject script payloads through the EXT, DEST_PORT, or COMMENT parameters via POST requests to execute arbitrary JavaScript in victim browsers.

Do I need to act?

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0.12% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Smoothwall

References (3)

Product http://www.smoothwall.org
Exploit https://www.exploit-db.com/exploits/46333
Broken Link https://www.vulncheck.com/advisories/smoothwall-express-xtaccesscgi-cross-site-s...
28
/ 100
low-risk
Severity 23/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal