Email and Web Appliance

CVE-2020-36692: Reflected XSS via POST in Sophos Web Appliance

A reflected XSS via POST vulnerability in report scheduler of Sophos Web Appliance versions older than 4.3.10.4 allows execution of JavaScript code in the victim browser via a malicious form that must be manually submitted by the victim while logged in to SWA.

Published

ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityMEDIUMCVSS 3.1 6.5
EPSS0.57%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable

Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.

Affected and fixed versions

Product / branchFixed in
Sophos Web Appliance unspecified4.3.10.4 or later

Always confirm against the vendor advisory, which lists every fixed hotfix.

What it is

A reflected XSS via POST vulnerability in report scheduler of Sophos Web Appliance versions older than 4.3.10.4 allows execution of JavaScript code in the victim browser via a malicious form that must be manually submitted by the victim while logged in to SWA.

Sources

KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.

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