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CVE-2010-4043
Opera before 10.63 does not prevent interpretation of a cross-origin document as a CSS stylesheet when the document lacks a CSS token…
Medium4.3EPSS 2.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Opera before 10.63 does not prevent interpretation of a cross-origin document as a CSS stylesheet when the document lacks a CSS token sequence, which allows remote attackers to obtain sensitive information via a crafted document.
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)
- 2.0% · top 20% of all CVEs (4 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 (7)
- 1024570 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- oval:org.mitre.oval:def:12208 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- http://www.opera.com/docs/changelogs/mac/1063/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.opera.com/support/kb/view/971/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 41740 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.opera.com/docs/changelogs/unix/1063/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.opera.com/docs/changelogs/windows/1063/ (opens in a new tab)x_refsource_CONFIRMx_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)
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[](https://trackcve.app/cve/CVE-2010-4043)Record last updated .