CVE-2019-16148 Cross-site scripting in Sakai

Medium 6.1 Published 9 Sep 2019 Updated 5 Aug 2024

Cross-site scripting vulnerability in Sakai allows attackers to inject malicious scripts via chat user names, potentially compromising user sessions.

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-2019-16148?

CVE-2019-16148 is a medium-severity cross-site scripting vulnerability in n/a, published on 9 Sep 2019. 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

Sakai through 12.6 allows XSS via a chat user name.

Weakness: CWE-79

Which versions are affected by CVE-2019-16148?

2 open source packages ship an affected version, including org.sakaiproject:chat-base. It affects 1 product.

Package	Affected	Fixed in
`org.sakaiproject:chat-base` Maven	All versions to `12.6`	None
`org.sakaiproject:chat-base` Maven	All versions to `12.6`	None

Products include Sakailms Sakai.

How do I fix CVE-2019-16148?

No fix has been published for CVE-2019-16148 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-2019-16148 being exploited?

There is no known exploitation of CVE-2019-16148 in the wild and no public exploit code.

Sources

Also known as GHSA-q8wc-9xvp-g3c3.