CVE-2018-18966 Cross-site scripting in n/a
osCommerce allows stored XSS via .eml files due to incomplete .htaccess filtering, enabling attackers to execute scripts in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-18966?
CVE-2018-18966 is a medium-severity cross-site scripting vulnerability in n/a, published on 6 Nov 2018. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
osCommerce 2.3.4.1 has an incomplete '.htaccess' for blacklist filtering in the "product" page. The .htaccess file in catalog/images/ bans the html extension, but Internet Explorer render HTML elements in a .eml file.
Which versions are affected by CVE-2018-18966?
It affects 1 product.
Products include Oscommerce Online Merchant.
How do I fix CVE-2018-18966?
No fix has been published for CVE-2018-18966 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-2018-18966 being exploited?
There is no known exploitation of CVE-2018-18966 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-63rf-qrfc-rr7q.