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CVE-2007-2161
Microsoft Internet Explorer 7 allows remote attackers to cause a denial of service (browser hang) via JavaScript that matches a regular…
Medium4.3EPSS 12.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Microsoft Internet Explorer 7 allows remote attackers to cause a denial of service (browser hang) via JavaScript that matches a regular expression against a long string, as demonstrated using /(.)*/.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 12.3% · top 3.8% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- 20070418 Re: Internet Explorer Crash (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20070417 Internet Explorer Crash (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- ie-unspecified-dos(33715) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 43314 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20070417 Re: Internet Explorer Crash (opens in a new tab)mailing-listx_refsource_BUGTRAQx_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)
- 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://trackcve.app/cve/CVE-2007-2161)Record last updated .