Back
CVE-2002-2436
The Cascading Style Sheets (CSS) implementation in Mozilla Firefox before 4.0, Thunderbird before 3.3, and SeaMonkey before 2.1 does not…
Medium4.3EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The Cascading Style Sheets (CSS) implementation in Mozilla Firefox before 4.0, Thunderbird before 3.3, and SeaMonkey before 2.1 does not properly handle the :visited pseudo-class, which allows remote attackers to obtain sensitive information about visited web pages via a crafted HTML document, a related issue to CVE-2010-2264.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (5)
- http://blog.mozilla.com/security/2010/03/31/plugging-the-css-history-leak/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://w2spconf.com/2010/papers/p26.pdf (opens in a new tab)x_refsource_MISCx_transferred
- http://bugzilla.mozilla.org/show_bug.cgi?id=147777 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://developer.mozilla.org/en/CSS/Privacy_and_the_:visited_selector (opens in a new tab)x_refsource_CONFIRMx_transferred
- firefox-css-info-disclosure(71816) (opens in a new tab)vdb-entryx_refsource_XFx_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)
Record last updated .