CVE-2022-39016 Javascript injection in PDFtron in M-Files Hubshare
Authenticated attackers can execute JavaScript via crafted PDF uploads in M-Files Hubshare, leading to account takeover.
- 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-2022-39016?
CVE-2022-39016 is a high-severity cross-site scripting vulnerability in M-Files Hubshare, published on 31 Oct 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Javascript injection in PDFtron in M-Files Hubshare before 3.3.10.9 allows authenticated attackers to perform an account takeover via a crafted PDF upload.
Which versions are affected by CVE-2022-39016?
It affects 1 product.
Products include M-Files Hubshare.
How do I fix CVE-2022-39016?
No fix has been published for CVE-2022-39016 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-2022-39016 being exploited?
There is no known exploitation of CVE-2022-39016 in the wild and no public exploit code.
Other vulnerabilities in M-Files Hubshare
Sources
Also known as GHSA-ffj3-j67f-53c8.