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CVE-2000-0439
Internet Explorer 4.0 and 5.0 allows a malicious web site to obtain client cookies from another domain by including that domain name and…
Low2.6EPSS 6.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Internet Explorer 4.0 and 5.0 allows a malicious web site to obtain client cookies from another domain by including that domain name and escaped characters in a URL, aka the "Unauthorized Cookie Access" vulnerability.
Timeline
ID reserved
By mitre
- 28 days later
· 28 days later
Published
- 24 years later
· 24 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 | Low2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 6.2% · top 6.4% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- 1194 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20000511 IE Domain Confusion Vulnerability is an Email problem also (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- MS00-033 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- ie-cookie-disclosure(4447) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20000510 IE Domain Confusion Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 1326 (opens in a new tab)vdb-entryx_refsource_OSVDBx_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://cveledger.app/cve/CVE-2000-0439)Record last updated .