CVE-2026-17520
Newsletters < 4.17 - Unauthenticated API Access via Predictable API Key
- State
- Published
- Severity
- 4.8 Medium
- Published
- Aug 29, 2026
- Updated
- Aug 30, 2026
- Reserved
- Jul 27, 2026
Description
The Newsletters WordPress plugin before 4.17 does not generate its API key using a sufficiently random source, deriving it from a publicly known value, allowing unauthenticated attackers to compute the key and perform privileged actions such as adding and deleting subscribers and sending emails, when the optional API has been enabled.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.8 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L | CISA-ADP |
Weaknesses
- CWE-326 Inadequate Encryption Strength
Affected Products
| Product | Versions |
|---|---|
NewslettersUnknown |
|
References
- https://wpscan.com/vulnerability/5a719e6b-22e1-4950-bf17-cd92e2ea6685/exploitvdb-entrytechnical-description
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