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WordPress core

CVE-2017-5491

wp-mail.php in WordPress before 4.7.1 might allow remote attackers to bypass intended posting restrictions via a spoofed mail server with the mail.example.com name.

Severity
Medium 5.3
Published
15 Jan 2017
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 4.7

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-5491
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-5491