CVE-2026-5341

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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.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/7e033919-ca00-4789-8635-b4189e1499ef?source=cve

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://plugins.trac.wordpress.org/browser/nmr-strava-activities/tags/1.0.15/nmr-strava-activities.php#L251

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/1.0.14/nmr-strava-activities.php#L259

https://plugins.trac.wordpress.org/browser/nmr-strava-activities/tags/1.0.14/nmr-strava-activities.php#L247

Details

Source: Mitre, NVD

Published: 2026-05-08

Updated: 2026-05-08

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Severity: Medium