Unrated severityNVD Advisory· Published Mar 14, 2007· Updated Jun 16, 2026
CVE-2007-1454
CVE-2007-1454
Description
ext/filter in PHP 5.2.0, when FILTER_SANITIZE_STRING is used with the FILTER_FLAG_STRIP_LOW flag, does not properly strip HTML tags, which allows remote attackers to conduct cross-site scripting (XSS) attacks via HTML with a '<' character followed by certain whitespace characters, which passes one filter but is collapsed into a valid tag, as demonstrated using %0b.
Affected products
2Patches
Vulnerability mechanics
References
7News mentions
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