CVE-2026-36341 Webkul Krayin CRM is Vulnerable to Cross-Site Scripting in the /admin/activities/create endpoint

Medium 5.4 Published Updated

Attackers can inject malicious scripts via the comment field in activity creation, potentially leading to session hijacking or code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-36341?

CVE-2026-36341 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 May 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-Site Scripting (XSS) vulnerability exists in Webkul Krayin CRM v2.1.5. The application fails to sanitize user-supplied input in the comment field during Activity creation on the /admin/activities/create endpoint

Weakness: CWE-79

Which versions are affected by CVE-2026-36341?

2 open source packages ship an affected version, including krayin/laravel-crm.

PackageAffectedFixed in
krayin/laravel-crm PackagistFrom 2.1.52.1.6
krayin/laravel-crm PackagistFrom 2.1.52.1.6

How do I fix CVE-2026-36341?

Upgrade krayin/laravel-crm to 2.1.6 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-36341 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-36341 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-j822-46r5-h4qx.

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