CVE-2021-24407 Jannah < 5.4.5 - Reflected Cross-Site Scripting (XSS)

Medium 6.1 Published Updated

Attackers can inject malicious scripts via the search query parameter in the Jannah WordPress theme, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-24407?

CVE-2021-24407 is a medium-severity cross-site scripting vulnerability in TieLabs Jannah, published on 6 Jul 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Jannah WordPress theme before 5.4.5 did not properly sanitize the 'query' POST parameter in its tie_ajax_search AJAX action, leading to a Reflected Cross-site Scripting (XSS) vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2021-24407?

It affects 1 product.

Products include Tielabs Jannah.

How do I fix CVE-2021-24407?

No fix has been published for CVE-2021-24407 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-2021-24407 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-24407 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-f4fp-w82v-76w6.

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