Medium severity6.1NVD Advisory· Published Feb 16, 2026· Updated Jun 17, 2026
CVE-2019-25378
CVE-2019-25378
Description
Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple cross-site scripting vulnerabilities in the proxy.cgi endpoint that allow attackers to inject malicious scripts through parameters including CACHE_SIZE, MAX_SIZE, MIN_SIZE, MAX_OUTGOING_SIZE, and MAX_INCOMING_SIZE. Attackers can submit POST requests with script payloads to store or reflect arbitrary JavaScript code that executes in users' browsers when the proxy configuration page is accessed.
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Affected products
33.1-SP4-polar-x86_64-update9+ 2 more
- (no CPE)range: 3.1-SP4-polar-x86_64-update9
- cpe:2.3:o:smoothwall:smoothwall_express:3.1:sp4:*:*:-:*:*:*
- (no CPE)range: 3.1
Patches
Vulnerability mechanics
References
3- www.exploit-db.com/exploits/46333nvdExploitThird Party AdvisoryVDB Entry
- www.smoothwall.orgnvdProduct
- www.vulncheck.com/advisories/smoothwall-express-proxycgi-cross-site-scriptingnvdBroken Link
News mentions
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