# CVE-2026-92989: SendPress Newsletters capability check bypass in newsletter management

Source: https://junglewise.ai/threats/cve-2026-92989-the-sendpress-newsletters-wordpress-plugin-through-1-26-1-20-does  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-09. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-92989 · Severity: medium · CVSS 4.3 · Published 2026-10-09

SendPress Newsletters is a WordPress plugin for managing email newsletters and mailing lists. This vulnerability allows any authenticated subscriber to manipulate newsletter sending and sync all site users into mailing lists without proper permission checks. An attacker with minimal account privileges could disrupt email campaigns, add users to mailing lists without consent, or degrade service availability.

Technologies: [SendPress Newsletters](https://junglewise.ai/threats/technologies/sendpress-newsletters). Vendors: [SendPress](https://junglewise.ai/threats/vendors/sendpress).

## Quick answers

**Is CVE-2026-92989 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-92989 being exploited in the wild.

**How severe is CVE-2026-92989?** Medium severity, with a CVSS score of 4.3, published 9 October 2026.

**Which products and versions are affected?** SendPress Newsletters through 1.26.1.20.

**Is there a fix for CVE-2026-92989?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-92989 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-92989?** Check whether you run SendPress Newsletters at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The plugin fails to enforce capability checks on several newsletter-management actions, allowing subscriber-level authenticated users to perform administrative newsletter operations. The vulnerability affects mailing list synchronization and newsletter queue manipulation via insufficient access control. No fix is currently available as of the publication date.

## Affected products

- SendPress Newsletters through 1.26.1.20

## Timeline

- 2026-10-09: disclosed
- 2026-10-06: advisory

## References

- [https://wpscan.com/vulnerability/771aeab9-2bd2-4d77-b3b8-9fdfb651507f/](https://wpscan.com/vulnerability/771aeab9-2bd2-4d77-b3b8-9fdfb651507f/)

## Related threats

- [SendPress Newsletters plugin SQL injection in subscriberid parameter](https://junglewise.ai/threats/cve-2026-93855-the-sendpress-newsletters-plugin-for-wordpress-is-vulnerable-to)
- [SendPress Newsletters WordPress plugin hardcoded token information disclosure](https://junglewise.ai/threats/cve-2026-92990-the-sendpress-newsletters-wordpress-plugin-through-1-26-1-20)
- [SendPress Newsletters unauthenticated SQL injection](https://junglewise.ai/threats/cve-2026-39795-unauthenticated-sql-injection-in-sendpress-newsletters-1-26-1-20)