What’s Vulnerable › Vulnerabilities

CVE-2017-5490

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-01-15 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in the theme-name fallback functionality in wp-includes/class-wp-theme.php in WordPress before 4.7.1 allows remote attackers to inject arbitrary web script or HTML via a crafted directory name of a theme, related to wp-admin/includes/class-theme-installer-skin.php.

Affected products

• WordPress: through 4.7

References

• http://www.debian.org/security/2017/dsa-3779
• http://www.openwall.com/lists/oss-security/2017/01/14/6
• http://www.securityfocus.com/bid/95402
• http://www.securitytracker.com/id/1037591
• https://codex.wordpress.org/Version_4.7.1
• https://github.com/WordPress/WordPress/commit/ce7fb2934dd111e6353784852de8aea2a938b359
• https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/
• https://wpvulndb.com/vulnerabilities/8718
• https://www.mehmetince.net/low-severity-wordpress/
• http://www.debian.org/security/2017/dsa-3779
• http://www.openwall.com/lists/oss-security/2017/01/14/6
• http://www.securityfocus.com/bid/95402

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