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CVE-2009-0942
Help Viewer in Apple Mac OS X 10.4.11 and 10.5 before 10.5.7 does not verify that certain Cascading Style Sheets (CSS) are located in a…
Medium6.8EPSS 4.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Help Viewer in Apple Mac OS X 10.4.11 and 10.5 before 10.5.7 does not verify that certain Cascading Style Sheets (CSS) are located in a registered help book, which allows remote attackers to execute arbitrary code via a help: URL that triggers invocation of AppleScript files.
Timeline
ID reserved
By mitre
- 56 days later
· 56 days later
Published
- 15 years later
· 15 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 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 4.2% · top 9.0% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
n/a
- affected n/a
References (8)
- http://support.apple.com/kb/HT3549 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 35074 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- APPLE-SA-2009-05-12 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 34926 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- TA09-133A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- ADV-2009-1297 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- macos-helpviewer-css-code-execution(50485) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1022216 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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-2009-0942)Record last updated .