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.
History

Sun, 30 Aug 2026 01:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-326
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 29 Aug 2026 08:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-330

Sat, 29 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
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.
Title Newsletters < 4.17 - Unauthenticated API Access via Predictable API Key
References

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-08-29T06:00:19.539Z

Updated: 2026-08-30T00:56:53.189Z

Reserved: 2026-07-27T08:15:32.720Z

Link: CVE-2026-17520

cve-icon Vulnrichment

Updated: 2026-08-30T00:49:55.747Z

cve-icon NVD

Status : Deferred

Published: 2026-08-29T06:17:12.177

Modified: 2026-08-31T20:14:36.250

Link: CVE-2026-17520

cve-icon Redhat

No data.