CVE-2021-25893 Cross-site scripting in n/a
Stored XSS in Magnolia CMS allows attackers to inject malicious scripts via the setText parameter, potentially leading to session hijacking or code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-25893?
CVE-2021-25893 is a medium-severity cross-site scripting vulnerability in n/a, published on 2 Apr 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Magnolia CMS from 6.1.3 to 6.2.3 contains a stored cross-site scripting (XSS) vulnerability in the setText parameter of /magnoliaAuthor/.magnolia/.
Weakness: CWE-79
Which versions are affected by CVE-2021-25893?
It affects 1 product.
Products include Magnolia-Cms Magnolia Cms.
How do I fix CVE-2021-25893?
No fix has been published for CVE-2021-25893 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-2021-25893 being exploited?
There is no known exploitation of CVE-2021-25893 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-3mwj-prww-7q68.