CVE-2017-17093

MEDIUM severity · CVSS 5.4 · Cross-site scripting (XSS)

5.4CVSS MEDIUM

Summary

wp-includes/general-template.php in WordPress before 4.9.1 does not properly restrict the lang attribute of an HTML element, which might allow attackers to conduct XSS attacks via the language setting of a site.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredLow

User interactionRequired

Confidentiality impactLow

Integrity impactLow

Availability impactNone

Exploit probability (EPSS)8%

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products we track (1)

WordPress

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: https://codex.wordpress.org/Version_4.9.1 ↗

Additional information

NVD record
https://codex.wordpress.org/Version_4.9.1Patch
https://github.com/WordPress/WordPress/commit/3713ac5ebc90fb2011e98dfd691420f43da6c09aPatch
https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/Advisory
http://www.securityfocus.com/bid/102024Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00019.htmlAdvisory
https://wpvulndb.com/vulnerabilities/8968Advisory
https://www.debian.org/security/2018/dsa-4090Advisory
http://www.securityfocus.com/bid/102024Advisory