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WordPress core

CVE-2015-3440

Cross-site scripting (XSS) vulnerability in wp-includes/wp-db.php in WordPress before 4.2.1 allows remote attackers to inject arbitrary web script or HTML via a long comment that is improperly stored because of limitations on the MySQL TEXT data type.

Severity
Medium 4.3
Published
3 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 4.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-3440
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-3440