CVE-2019-15053 Cross-site scripting in n/a
An attacker can bypass XSS protection in the HTML Include and replace macro plugin for Confluence Server using an IFRAME element.
- 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-2019-15053?
CVE-2019-15053 is a medium-severity cross-site scripting vulnerability in n/a, published on 14 Aug 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The "HTML Include and replace macro" plugin before 1.5.0 for Confluence Server allows a bypass of the includeScripts=false XSS protection mechanism via vectors involving an IFRAME element.
Weakness: CWE-79
Which versions are affected by CVE-2019-15053?
It affects 1 product.
Products include Atlassian Html Include and Replace Macro.
How do I fix CVE-2019-15053?
No fix has been published for CVE-2019-15053 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-2019-15053 being exploited?
There is no known exploitation of CVE-2019-15053 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-8gfj-456m-vp3q.