HTML Injection Vulnerability in KMail's Plaintext Viewer

CVE-2016-7966 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

Through a malicious URL that contained a quote character it was possible to inject HTML code in KMail's plaintext viewer. Due to the parser used on the URL it was not possible to include the equal sign (=) or a space into the injected HTML, which greatly reduces the available HTML functionality. Although it is possible to include an HTML comment indicator to hide content.

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