CVE-2012-3413: The HTMLQuoteColorer::process function in messageviewer/htmlquotecolorer.cpp in KDE PIM 4.6 through 4.8 doe...

Security readout for executives and security teams

CVE-2012-3413 is a legacy KDE PIM email-rendering flaw. In KDE PIM 4.6 through 4.8, quoted email processing failed to disable JavaScript, Java, and plugins, allowing crafted email to inject script or HTML. It matters mainly for organizations still running affected Linux desktop mail packages. Exposure is likely limited to systems using KDE PIM 4.6 through 4.8, including downstream Linux distribution packages from that period. Risk is highest on endpoints that still open untrusted mail in affected KDE PIM message viewers. Prioritize this as a legacy exposure check, not an emergency, unless affected mail clients are still in production. No active exploitation is supported by the provided sources, but crafted email remains a plausible remote attack vector. Mitigation focus: Check KDE, Ubuntu, or Fedora advisory guidance for fixed package versions.; Upgrade affected KDE PIM packages beyond the vulnerable 4.6 through 4.8 range.; Retire unsupported legacy Linux desktops or mail clients still using affected packages..

Prepared

Jun 27, 2026, 17:28 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.