CVE-2020-29444 Cross-site scripting in Confluence Server
Attackers can inject arbitrary HTML or JavaScript via Cross Site Scripting in admin global settings, potentially compromising user sessions or executing malicious code.
- 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-2020-29444?
CVE-2020-29444 is a medium-severity cross-site scripting vulnerability in Atlassian Confluence Server, published on 7 May 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
Affected versions of Team Calendar in Confluence Server before 7.11.0 allow attackers to inject arbitrary HTML or Javascript via a Cross Site Scripting Vulnerability in admin global setting parameters.
Weakness: CWE-79
Which versions are affected by CVE-2020-29444?
It affects 2 products.
Products include Atlassian Confluence Data Center, Atlassian Confluence Server.
How do I fix CVE-2020-29444?
No fix has been published for CVE-2020-29444 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-2020-29444 being exploited?
There is no known exploitation of CVE-2020-29444 in the wild and no public exploit code.
Other vulnerabilities in Atlassian Confluence Server
- CVE-2023-22527 Atlassian Confluence Data Center and Server Template Injection
- CVE-2023-22518 Atlassian Confluence Data Center and Server Improper Authorization
- CVE-2023-22515 Atlassian Confluence Data Center and Server Broken Access Control
- CVE-2022-26134 Atlassian Confluence Server and Data Center Remote Code Execution
- CVE-2021-26084 Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection
Sources
Also known as GHSA-xvv9-f9hm-rghr.