CVE-2026-86823
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Unknown | Newsletter | 0 < 9.3.7 | affected |
Weaknesses
- CWE-601 URL Redirection to Untrusted Site ('Open Redirect')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
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