CVE-2025-3583

CWE-79 — Cross-site Scripting (XSS)3 documents3 sources
Severity
4.8MEDIUM
EPSS
0.2%
top 62.31%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Unknown NewsletterThenewsletterplugin Newsletter
Timeline
PublishedMay 5

Description

The Newsletter WordPress plugin before 8.7.1 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).

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NExploitability: 1.7 | Impact: 2.7

Affected Packages2 packages

▶CVEListV5unknown/newsletter< 8.7.1

🔴Vulnerability Details

2
GHSA
GHSA-4grv-gh63-6248: The Newsletter WordPress plugin before 8↗2025-05-05
▶
CVEList
Newsletter < 8.7.1 - Admin+ Stored XSS↗2025-05-05
▶
CVE-2025-3583 (MEDIUM CVSS 4.8) | The Newsletter WordPress plugin bef | cvebase.io