CVE-2016-6635

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-08-07 · updated 2026-06-17
Weakness: CWE-352

Description

Cross-site request forgery (CSRF) vulnerability in the wp_ajax_wp_compression_test function in wp-admin/includes/ajax-actions.php in WordPress before 4.5 allows remote attackers to hijack the authentication of administrators for requests that change the script compression option.

Affected products

WordPress: through 4.4.2

References

http://codex.wordpress.org/Version_4.5
http://www.debian.org/security/2016/dsa-3681
https://github.com/WordPress/WordPress/commit/9b7a7754133c50b82bd9d976fb5b24094f658aab
https://wpvulndb.com/vulnerabilities/8475
http://codex.wordpress.org/Version_4.5
http://www.debian.org/security/2016/dsa-3681
https://github.com/WordPress/WordPress/commit/9b7a7754133c50b82bd9d976fb5b24094f658aab
https://wpvulndb.com/vulnerabilities/8475

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