# CVE-2026-24547: SiteGround Email Marketing broken access control

Source: https://junglewise.ai/threats/cve-2026-24547-siteground-email-marketing-broken-access-control  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-26. Updated: 2026-06-26  
License: CC BY 4.0 with a link back

CVE-2026-24547 · Severity: medium · CVSS 5.3 · Published 2026-06-26

The SiteGround Email Marketing plugin for WordPress, which helps website owners manage email campaigns and newsletters, contains a security flaw in its access control mechanisms. This vulnerability allows unauthorized individuals to perform certain actions within the plugin that should normally be restricted to administrators. While the impact is considered low, it could allow an attacker to interfere with email marketing settings or data without needing a password.

Vendors: [SiteGround](https://junglewise.ai/threats/vendors/siteground).

## Quick answers

**Is CVE-2026-24547 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-24547 being exploited in the wild.

**How severe is CVE-2026-24547?** Medium severity, with a CVSS score of 5.3, published 26 June 2026.

**Which products and versions are affected?** SiteGround Email Marketing <= 1.7.5.

**Is there a fix for CVE-2026-24547?** 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-2026-24547 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-24547?** Check whether you run SiteGround Email Marketing 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 SiteGround Email Marketing plugin for WordPress (versions <= 1.7.5) suffers from a missing authorization check (CWE-862), classified as broken access control. This vulnerability allows an unauthenticated remote attacker to execute functions that should be restricted to higher-privileged users. The flaw likely stems from a lack of proper capability checks or nonce validation on specific AJAX or administrative hooks. An attacker can exploit this over the network without any user interaction to modify plugin settings or data. The issue is resolved in version 1.7.6.

## Affected products

- SiteGround SiteGround Email Marketing <= 1.7.5

## Timeline

- 2025-12-24: other: Reported by Nabil Irawan
- 2026-06-25: advisory: Published by Patchstack
- 2026-06-26: disclosed: NVD publication date

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/siteground-email-marketing/vulnerability/wordpress-siteground-email-marketing-plugin-1-7-5-broken-access-control-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/siteground-email-marketing/vulnerability/wordpress-siteground-email-marketing-plugin-1-7-5-broken-access-control-vulnerability?_s_id=cve)