CVE-2021-36538 Cross-site scripting in n/a

Medium 5.4 Published Updated

Authenticated attackers can execute arbitrary code via XSS in TestRail milestones or reports, potentially compromising user accounts.

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
None listed

What is CVE-2021-36538?

CVE-2021-36538 is a medium-severity cross-site scripting vulnerability in n/a, published on 3 Feb 2023. 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 in Gurock TestRail before 7.1.2 allows remote authenticated attackers to run arbitrary code via the reference field in milestones or description fields in reports.

Weakness: CWE-79

Which versions are affected by CVE-2021-36538?

It affects 1 product.

Products include Gurock Testrail.

How do I fix CVE-2021-36538?

No fix has been published for CVE-2021-36538 yet. Limit exposure of the affected software until one is available.

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-2021-36538 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-36538 exists.

Sources

Also known as GHSA-72hh-mph6-r9jw.

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