CVE-2025-3582
Last modified
CVE-2025-3582 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. 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).. EPSS estimates a 0.22% chance of exploitation in the next 30 days.
Description
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).
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Thenewsletterplugin | Newsletter | < 8.8.5 |
References
- https://wpscan.com/vulnerability/19db8521-8dff-48c5-b21a-1001895292e0/Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/19db8521-8dff-48c5-b21a-1001895292e0/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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