Use After Free in Microsoft Internet_explorer
CVE-2010-0806
Use-after-free vulnerability in the Peer Objects component (aka iepeers.dll) in Microsoft Internet Explorer 6, 6 SP1, and 7 allows remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the dele…
EPSS: 0.873 (99.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Internet_explorer — versions 8, 6, 7
- Microsoft Windows_2000
- Microsoft Windows_2003_server
- Microsoft Windows_7
- Microsoft Windows_server_2003
- Microsoft Windows_server_2008 — versions r2
- Microsoft Windows_vista
- Microsoft Windows_xp
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- secure@microsoft.com (x_refsource_CONFIRM, Broken Link)
- secure@microsoft.com (x_refsource_OSVDB, vdb-entry, Broken Link)
- secure@microsoft.com (x_refsource_SECUNIA, third-party-advisory, Vendor Advisory)
- secure@microsoft.com (x_refsource_CERT-VN, US Government Resource, Patch, third-party-advisory)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Broken Link, Vendor Advisory)
- secure@microsoft.com (vdb-entry, Broken Link, x_refsource_BID)
- secure@microsoft.com (US Government Resource, x_refsource_CERT, third-party-advisory)
- secure@microsoft.com (US Government Resource, x_refsource_CERT, third-party-advisory)
- secure@microsoft.com (vdb-entry, x_refsource_VUPEN, Vendor Advisory)
- secure@microsoft.com (vdb-entry, x_refsource_VUPEN, Vendor Advisory)
Frequently asked questions
- What is CVE-2010-0806?
- CVE-2010-0806 is a high-severity vulnerability in Microsoft Internet_explorer, classified under CWE-399. CVSS score: 8.8/10. Published 2010-03-10.
- How severe is CVE-2010-0806?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2010-0806 known to be exploited?
- Yes. CVE-2010-0806 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-05-20), indicating it is being actively exploited. 1 public proof-of-concept repositories are indexed.