CVE-2021-36063 Adobe Connect Reflected Cross-site Scripting via 'isTabletDeviceHTML' parameter

Medium 5.4 Published Updated

Attackers can inject malicious scripts into Adobe Connect via the isTabletDeviceHTML parameter, executing code in victims' browsers.

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-2021-36063?

CVE-2021-36063 is a medium-severity cross-site scripting vulnerability in Adobe Connect, published on 1 Sep 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

Adobe Connect version 11.2.2 (and earlier) is affected by a Reflected Cross-site Scripting vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.

Weakness: CWE-79

Which versions are affected by CVE-2021-36063?

It affects 1 product.

Products include Adobe Connect.

How do I fix CVE-2021-36063?

No fix has been published for CVE-2021-36063 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-2021-36063 being exploited?

There is no known exploitation of CVE-2021-36063 in the wild and no public exploit code.

All Adobe Connect vulnerabilities

Sources

Also known as GHSA-q93p-853g-487m.

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