Internet Explorer — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
15
occurrences
First Seen
December 3, 2025
Last Seen
July 16, 2026

Internet Explorer is a technology platform tracked across 9 threat clusters and 15 intelligence report mentions on ThreatCluster. First observed December 3, 2025; most recent activity July 16, 2026.

Related Threat Clusters

  • EU Sanctions Russia Over Ongoing Cyber Espionage Campaign

    The European Union has condemned and sanctioned Russia for a prolonged cyber espionage campaign targeting its member states. The campaign, orchestrated by the 16th Centre of the FSB, has involved infiltrating government…

    156 articles · Updated July 13, 2026
  • Exploitation of Client Software Vulnerabilities and User Execution Techniques

    Recent cybersecurity reports detail the exploitation of software vulnerabilities in client applications, particularly targeting web browsers and Microsoft Office. Adversaries utilize techniques such as Drive-by…

    2 articles · Updated June 8, 2026
  • Critical RCE Vulnerability in BeyondTrust Software Requires Immediate Patching

    BeyondTrust has issued a warning regarding a critical remote code execution (RCE) vulnerability in its Remote Support and Privileged Remote Access software. The flaw, tracked as CVE-2026-1731, allows unauthenticated…

    627 articles · Updated February 9, 2026
  • Internet Explorer Control Vulnerability Enables RCE via User Clicks

    A vulnerability in Internet Explorer's legacy WebBrowser control allows attackers to exploit user clicks for remote code execution (RCE) on Windows systems. Despite the retirement of Internet Explorer, the Trident…

    2 articles · Updated June 8, 2026
  • Vulnerability in Notepad's Markdown Feature Allows Remote Code Execution

    Researchers have discovered a vulnerability in Notepad's newly added Markdown support that can be exploited for remote code execution (RCE). This flaw, tracked as CVE-2026-20841 with a severity score of 8.8, was…

    73 articles · Updated February 11, 2026
  • Analysis of Windows Exploitation Trends in 2015

    ESET's annual report on Windows exploitation in 2015 reveals a significant increase in patched vulnerabilities, quadrupling from the previous year. The report highlights that Internet Explorer remained the most patched…

    3 articles · Updated July 16, 2026
  • Microsoft Addresses Six Actively Exploited Zero-Day Vulnerabilities

    On February 10, 2026, Microsoft released a security update addressing 59 vulnerabilities, including six zero-day flaws that were actively exploited prior to the patch. The vulnerabilities affect various Microsoft…

    70 articles · Updated February 10, 2026
  • WebRAT Malware Distributed via GitHub Exploits

    WebRAT malware, a backdoor with info-stealing capabilities, is being distributed through GitHub repositories claiming to host proof-of-concept exploits for recently disclosed vulnerabilities. Initially targeting gamers…

    4 articles · Updated December 23, 2025
  • DevilsTongue Spyware Targets Windows Users Globally

    DevilsTongue spyware, developed by Candiru, is actively targeting Windows users in multiple countries. The malware exploits vulnerabilities to infiltrate systems and gather sensitive information. Affected regions…

    3 articles · Updated December 2, 2025

Recent Intelligence Reports

  • Windows Exploitation 2014 — www.welivesecurity.com · July 16, 2026
  • ESET Examines Windows Exploitations That Emerged in 2015 — Eset · July 15, 2026
  • Fancy Bear/APT28 — www.euronews.ro · July 14, 2026
  • T1203 · Exploitation for Client Execution — attack.mitre.org · June 8, 2026
  • Internet Explorer WebBrowser Control Attack Chain Turns Clicks Into RCE — Cybersecuritynews · June 8, 2026
  • Attacked MS Defender vulnerabilities and BitLocker protection measures — Heise.De · May 21, 2026
  • Amazon security boss says crims abused max — Theregister · March 18, 2026
  • Microsoft issues urgent patches for actively exploited Windows, Office zero — Storyboard18 · February 12, 2026

CVSS v3.1 Breakdown