CVE-2021-46144 Cross-site scripting in n/a
Attackers can execute arbitrary scripts in victim browsers via crafted CSS in HTML emails, potentially leading to session hijacking or data theft.
- 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
- Available
What is CVE-2021-46144?
CVE-2021-46144 is a medium-severity cross-site scripting vulnerability in Debian Debian Linux, published on 6 Jan 2022. 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
Roundcube before 1.4.13 and 1.5.x before 1.5.2 allows XSS via an HTML e-mail message with crafted Cascading Style Sheets (CSS) token sequences.
Weakness: CWE-79
Which versions are affected by CVE-2021-46144?
It affects 2 products.
Products include Debian Debian Linux, Roundcube Roundcube.
How do I fix CVE-2021-46144?
Upgrade to a fixed version.
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-2021-46144 being exploited?
There is no known exploitation of CVE-2021-46144 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2021-46144, DLA-2878-1, DSA-5037-1, GHSA-8373-wxqf-ph2h, UBUNTU-CVE-2021-46144.