CVE-2024-9663

CYAN Backup < 2.5.3 - Admin+ Stored XSS via Remote Storage Settings

Medium · published May 15, 2025

CVSS v3.1
5.4
EPSS
0%
Percentile
23.6
In the wild
Unconfirmed
What it is

The CYAN Backup WordPress plugin before 2.5.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00318 · 23.6th percentile
Published
2025-05-15T20:07Z
EPSS history
Timeline
  • 15 MAY 20:07Z
    CYAN Backup < 2.5.3 - Admin+ Stored XSS via Remote Storage Settings
    cvelistv5