CVE-2010-0806
Actively exploited. CVE-2010-0806 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-05-20) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2010-0806 is indexed in Metasploit and Exploit-DB. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
Microsoft Internet Explorer contains an use-after-free vulnerability that could allow remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the deletion of an object. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
CSIRTS triage
- What
- Microsoft Internet Explorer contains a use-after-free vulnerability that could allow remote attackers to execute arbitrary code.
- Who is affected
- Users of Internet Explorer are affected, especially those on end-of-life or end-of-service versions.
- Urgency
- Immediate remediation is necessary due to the critical severity and confirmed exploitation.
- Action
- Users should discontinue use of Internet Explorer and migrate to a supported browser.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2010-0806 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- MetasploitA Metasploit Framework module targets this CVE — weaponized, point-and-click exploitation.look it up ↗
- Exploit-DBA public exploit is published in the Exploit-DB archive.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2010-0806: Microsoft Internet Explorer Use-After-Free Vulnerabilitycisa-kev · 2026-05-20
External references
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[](https://www.csirts.com/cve/CVE-2010-0806)