CVE-2026-86823
Last modified
CVE-2026-86823 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The Newsletter WordPress plugin before 9.3.7 does not validate the destination of the redirect performed after a public subscription action, allowing unauthenticated attackers to redirect users to arbitrary external sites and to disclose a subscriber token that grants access to that subscriber record's front-end actions.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.
Description
The Newsletter WordPress plugin before 9.3.7 does not validate the destination of the redirect performed after a public subscription action, allowing unauthenticated attackers to redirect users to arbitrary external sites and to disclose a subscriber token that grants access to that subscriber record's front-end actions.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Newsletter | < 9.3.7 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
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