SOPlanning is vulnerable to Stored XSS in /feries endpoint. Malicious attacker with access to public holidays feature is able to inject arbitrary HTML and JS into website, which will be rendered/executed when opening multiple pages. By default only administrators and users with special privileges are able to access this endpoint. This issue was fixed in version 1.55.
Published: 2025-11-20
Updated: 2025-11-24
Base Score: 4.7
Vector: CVSS2#AV:N/AC:L/Au:M/C:P/I:P/A:N
Severity: Medium
Base Score: 4.8
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
Base Score: 5.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Severity: Medium
EPSS: 0.00047