CVE-2021-34656 2Way VideoCalls and Random Chat - HTML5 Webcam Videochat <= 5.2.7 Reflected Cross-Site Scripting
Attackers can inject arbitrary web scripts via the vws_notice function in the 2Way VideoCalls WordPress plugin, 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-2021-34656?
CVE-2021-34656 is a medium-severity cross-site scripting vulnerability in 2Way VideoCalls and Random Chat - HTML5 Webcam Videochat, published on 16 Aug 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 2Way VideoCalls and Random Chat - HTML5 Webcam Videochat WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the `vws_notice` function found in the ~/inc/requirements.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 5.2.7.
Weakness: CWE-79
Which versions are affected by CVE-2021-34656?
It affects 1 product.
Products include Videowhisper 2way Videocalls and Random Chat.
How do I fix CVE-2021-34656?
No fix has been published for CVE-2021-34656 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-2021-34656 being exploited?
There is no known exploitation of CVE-2021-34656 in the wild and no public exploit code.
Sources
Also known as GHSA-vq5v-9qpm-wqq7.