CVE-2021-27558 Cross-site scripting in n/a
Remote attackers can execute arbitrary web scripts in ZenTao via XSS vulnerabilities in areas like data-link-creator.
- 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-2021-27558?
CVE-2021-27558 is a medium-severity cross-site scripting vulnerability in n/a, published on 31 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
A cross site scripting (XSS) issue in EasyCorp ZenTao 12.5.3 allows remote attackers to execute arbitrary web script via various areas such as data-link-creator.
Weakness: CWE-79
Which versions are affected by CVE-2021-27558?
It affects 1 product.
Products include Easycorp Zentao.
How do I fix CVE-2021-27558?
No fix has been published for CVE-2021-27558 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-2021-27558 being exploited?
There is no known exploitation of CVE-2021-27558 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-78qw-m224-h56g.