Quick answers
- Is CVE-2026-101357 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-101357 being exploited in the wild.
- How severe is CVE-2026-101357?
- Medium severity, with a CVSS score of 4.9, published 3 October 2026.
- Which products and versions are affected?
- SEOPress up to and including 10.2.
- Is there a fix for CVE-2026-101357?
- 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-2026-101357 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-101357?
- Check whether you run SEOPress 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
A stored cross-site scripting vulnerability exists in the 'seopress_google_analytics_matomo_id' parameter due to insufficient input sanitization and output escaping. An authenticated attacker with subscriber-level access or higher can inject arbitrary JavaScript, which persists in the database and executes in the context of any user accessing the affected page. The attack requires the administrator to have delegated Analytics management capability to the Subscriber role via the plugin's Advanced > Security settings.
Affected products
- SEOPress SEOPress up to and including 10.2
Timeline
- 2026-10-03: disclosed