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
Affected Vendors & Products
References
History
Fri, 18 Sep 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-200 |
Thu, 17 Sep 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
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Wed, 16 Sep 2026 17:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-200 CWE-601 |
Wed, 16 Sep 2026 10:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Newsletter
Newsletter newsletter Wordpress Wordpress wordpress |
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| Vendors & Products |
Newsletter
Newsletter newsletter Wordpress Wordpress wordpress |
Wed, 16 Sep 2026 06:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Newsletter < 9.3.7 - Unauthenticated Open Redirect and Subscriber Token Disclosure via ncu Parameter | |
| References |
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Status: PUBLISHED
Assigner: WPScan
Published: 2026-09-16T06:00:16.296Z
Updated: 2026-09-17T12:33:42.412Z
Reserved: 2026-09-08T14:20:35.409Z
Link: CVE-2026-86823
Updated: 2026-09-17T12:16:04.217Z
Status : Deferred
Published: 2026-09-16T06:16:35.043
Modified: 2026-09-17T13:16:54.037
Link: CVE-2026-86823
No data.