WordPress Core <= 6.4.3 - Sensitive Information Exposure via redirect_guess_404_permalink
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.8%
exploitation probability
0.8%top 46% of all CVEs
observed exploitation
nono source reports it
WordPress Core is vulnerable to Sensitive Information Exposure in versions up to, and including, 6.4.3 via the redirect_guess_404_permalink function. This can allow unauthenticated attackers to expose the slug of a custom post whose 'publicly_queryable' post status has been set to 'false'.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
WordPress Foundation · WordPressReferences
https://core.trac.wordpress.org/changeset/57645https://developer.wordpress.org/reference/functions/is_post_publicly_viewable/https://developer.wordpress.org/reference/functions/is_post_type_viewable/https://github.com/WordPress/wordpress-develop/blob/6.3/src/wp-includes/canonical.php#L763https://www.wordfence.com/threat-intel/vulnerabilities/id/6e6f993b-ce09-4050-84a1-cbe9953f36b1?source=cve