CVE-2025-3582

EUVD-2025-17434
The Newsletter  WordPress plugin before 8.85 does not sanitise and escape some of its Form 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).
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CISA-ADPADP
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 9%
Affected Products (NVD)
VendorProductVersion
thenewsletterpluginnewsletter
𝑥
< 8.8.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://wpscan.com/vulnerability/19db8521-8dff-48c5-b21a-1001895292e0/
https://wpscan.com/vulnerability/19db8521-8dff-48c5-b21a-1001895292e0/