CVE-2020-26669 Cross-site scripting in n/a
An authenticated attacker can execute arbitrary scripts via stored XSS in BigTree CMS page content updates.
- 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-2020-26669?
CVE-2020-26669 is a medium-severity cross-site scripting vulnerability in n/a, published on 1 Jun 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
A stored cross-site scripting (XSS) vulnerability was discovered in BigTree CMS 4.4.10 and earlier which allows an authenticated attacker to execute arbitrary web scripts or HTML via the page content to site/index.php/admin/pages/update.
Weakness: CWE-79
Which versions are affected by CVE-2020-26669?
It affects 1 product.
Products include Bigtreecms Bigtree Cms.
How do I fix CVE-2020-26669?
No fix has been published for CVE-2020-26669 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-2020-26669 being exploited?
There is no known exploitation of CVE-2020-26669 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-929g-qc9f-pm5x.