CVE-2021-27888 Cross-site scripting in n/a
An attacker can inject malicious scripts via filenames in ZendTo, potentially leading to code execution or account takeover.
- 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-2021-27888?
CVE-2021-27888 is a medium-severity cross-site scripting vulnerability in n/a, published on 2 Mar 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
ZendTo before 6.06-4 Beta allows XSS during the display of a drop-off in which a filename has unexpected characters.
Weakness: CWE-79
Which versions are affected by CVE-2021-27888?
It affects 1 product.
Products include Zend Zendto.
How do I fix CVE-2021-27888?
No fix has been published for CVE-2021-27888 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-2021-27888 being exploited?
There is no known exploitation of CVE-2021-27888 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-3q9w-xx57-q783.