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CVE-2008-1086
The HxTocCtrl ActiveX control (hxvz.dll), as used in Microsoft Internet Explorer 5.01 SP4 and 6 SP1, in Windows XP SP2, Server 2003 SP1…
- 9.3HighCVSS base score
- 30.5%Exploitation in 30 daysEPSS · top 1.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The HxTocCtrl ActiveX control (hxvz.dll), as used in Microsoft Internet Explorer 5.01 SP4 and 6 SP1, in Windows XP SP2, Server 2003 SP1 and SP2, Vista SP1, and Server 2008, allows remote attackers to execute arbitrary code via malformed arguments, which triggers memory corruption.
Timeline
ID reserved
By microsoft
- 40 days later
· 40 days later
Published
- 16 years later
· 16 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 30.5% · top 1.7% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
10
- TA08-099A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- SSRT080048 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- oval:org.mitre.oval:def:5475 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 29714 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1019800 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ie-hxvz-code-execution(41464) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20080408 Microsoft HxTocCtrl ActiveX Control Invalid Param Heap Corruption Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred
- ADV-2008-1147 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 28606 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- MS08-023 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2008-1097 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2008-1086)Record last updated .