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WordPress core

CVE-2015-3438

Multiple cross-site scripting (XSS) vulnerabilities in WordPress before 4.1.2, when MySQL is used without strict mode, allow remote attackers to inject arbitrary web script or HTML via a (1) four-byte UTF-8 character or (2) invalid character that reaches the database layer, as demonstrated by a crafted character in a comment.

Severity
Medium 4.3
Published
5 Aug 2015
Last changed
17 Jun 2026
Added to UpHeron
17 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
WordPressWordPress core · cpe:a:wordpress:wordpress
  • Every version up to 4.1.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-3438
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-3438