CVE-2017-8876 Cross-site scripting in n/a

Medium 6.1 Published 10 May 2017 Updated 5 Aug 2024

Cross-site scripting vulnerability in Symphony 2 allows attackers to inject malicious scripts via the navigation group parameter.

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-2017-8876?

CVE-2017-8876 is a medium-severity cross-site scripting vulnerability in n/a, published on 10 May 2017. 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

Symphony 2 2.6.11 has XSS in the meta[navigation_group] parameter to content/content.blueprintssections.php.

Weakness: CWE-79

Which versions are affected by CVE-2017-8876?

It affects 1 product.

Products include Getsymphony Symphony.

How do I fix CVE-2017-8876?

No fix has been published for CVE-2017-8876 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-2017-8876 being exploited?

There is no known exploitation of CVE-2017-8876 in the wild and no public exploit code.

Sources

Also known as GHSA-qjh8-8mpw-pg76.