A cross-site scripting (XSS) vulnerability in flickrRSS.php in the flickrRSS plugin 5.3.1 for WordPress allows remote attackers to inject arbitrary web script or HTML via the flickrRSS_set parameter to wp-admin/options-general.php.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)