CVE-2026-5341
Severity CVSS v4.0:
Pending analysis
Type:
CWE-79
Cross-Site Scripting (XSS)
Publication date:
08/05/2026
Last modified:
08/05/2026
Description
The NMR Strava activities plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's `strava_nmr_connect` shortcode in all versions up to, and including, 1.0.14 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Impact
Base Score 3.x
6.40
Severity 3.x
MEDIUM
References to Advisories, Solutions, and Tools
- https://plugins.trac.wordpress.org/browser/nmr-strava-activities/tags/1.0.14/nmr-strava-activities.php#L247
- https://plugins.trac.wordpress.org/browser/nmr-strava-activities/tags/1.0.14/nmr-strava-activities.php#L259
- https://plugins.trac.wordpress.org/browser/nmr-strava-activities/tags/1.0.15/nmr-strava-activities.php#L240
- https://plugins.trac.wordpress.org/browser/nmr-strava-activities/tags/1.0.15/nmr-strava-activities.php#L251
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3524779%40nmr-strava-activities%2Ftrunk&old=3520018%40nmr-strava-activities%2Ftrunk&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7e033919-ca00-4789-8635-b4189e1499ef?source=cve



