CVE-2021-27531 Cross-site scripting in n/a
Remote attackers can inject JavaScript via the query parameter in DynPG, potentially executing malicious scripts in user browsers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-27531?
CVE-2021-27531 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Mar 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A cross-site scripting (XSS) vulnerability in DynPG version 4.9.2 allows remote attackers to inject JavaScript via the "query" parameter.
Weakness: CWE-79
Which versions are affected by CVE-2021-27531?
It affects 1 product.
Products include Dynpg Dynpg.
How do I fix CVE-2021-27531?
No fix has been published for CVE-2021-27531 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-2021-27531 being exploited?
There is no known exploitation of CVE-2021-27531 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-5vgw-w88p-vqgq.