XSS in Php
CVE-2009-4142
The htmlspecialchars function in PHP before 5.2.12 does not properly handle (1) overlong UTF-8 sequences, (2) invalid Shift_JIS sequences, and (3) invalid EUC-JP sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks by placing a crafted byte sequence before a special character.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.065 (93.0th percentile) — read the EPSS interpretation.
Affected products
- Php — versions 1.0, 2.0, 2.0b10
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (Exploit, vdb-entry, x_refsource_BID)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (x_refsource_HP, vendor-advisory)
- secalert@redhat.com (Exploit, vdb-entry, x_refsource_SECTRACK)
- secalert@redhat.com (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_APPLE)
- secalert@redhat.com (x_refsource_CONFIRM, Patch)