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 deletion of an object, as exploited in the wild in March 2010, aka "Uninitialized Memory Corruption Vulnerability."
Published Mar 10, 2010 ·Due Jun 3, 2026
8.8
HIGHCVSS 3.1
EPSS 82.17%
Description
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 deletion of an object, as exploited in the wild in March 2010, aka "Uninitialized Memory Corruption Vulnerability."
Affected products
No data.
Configuration 1
- 5.01
- 6
Running on/with
- n/a
Configuration 2
- 8
Running on/with
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- r2
- r2
- n/a
- n/a
- n/a
- n/a
- n/a
Configuration 3
- 7
Running on/with
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
Configuration 4
- 6
Running on/with
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
Date Added
May 20, 2026
Patch Due
Jun 3, 2026
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.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed May 20, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 82.17% (0.82172) | 99.65th | v5 (v2026.06.15) |
| Jun 15, 2026 | 82.05% (0.82045) | 99.61th | v5 (v2026.06.15) |
| May 21, 2026 | 88.22% (0.88223) | 99.50th | v4 (v2025.03.14) |
| Mar 17, 2026 | 89.48% (0.89477) | 99.54th | v4 (v2025.03.14) |
| Mar 17, 2025 | 91.22% (0.91218) | 99.64th | v4 (v2025.03.14) |
| Dec 12, 2024 | 97.31% (0.97308) | 99.90th | v3 (v2023.03.01) |
| Jun 12, 2024 | 97.31% (0.97308) | 99.87th | v3 (v2023.03.01) |
| Apr 27, 2024 | 97.28% (0.97276) | 99.85th | v3 (v2023.03.01) |
| Dec 14, 2023 | 97.31% (0.97308) | 99.85th | v3 (v2023.03.01) |
| Nov 1, 2023 | 97.27% (0.97269) | 99.80th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.31% (0.97308) | 99.74th | v3 (v2023.03.01) |
| Mar 6, 2023 | 89.83% (0.89830) | 99.84th | v2 (v2022.01.01) |
| Feb 4, 2022 | 89.83% (0.89830) | 99.81th | v2 (v2022.01.01) |
References (15)
- http://blogs.technet.com/msrc/archive/2010/03/09/security-advisory-981374-released.aspx x_refsource_CONFIRMBroken Link
- http://osvdb.org/62810 vdb-entryx_refsource_OSVDBBroken Link
- http://secunia.com/advisories/38860 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.kb.cert.org/vuls/id/744549 third-party-advisoryx_refsource_CERT-VNPatchUS Government Resource
- http://www.microsoft.com/technet/security/advisory/981374.mspx x_refsource_CONFIRMBroken LinkPatchVendor Advisory
- http://www.securityfocus.com/bid/38615 vdb-entryx_refsource_BIDBroken Link
- http://www.us-cert.gov/cas/techalerts/TA10-068A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.us-cert.gov/cas/techalerts/TA10-089A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.vupen.com/english/advisories/2010/0567 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2010/0744 vdb-entryx_refsource_VUPENVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 vendor-advisoryx_refsource_MSVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/56772 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://learn.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-018 vendor-advisoryVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8446 vdb-entrysignaturex_refsource_OVALBroken Link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-0806 government-resourceUS Government Resource
Change history (0)
No recorded changes yet.