|Number of vulnerabilities||1|
|Public exploit||This vulnerability is being exploited in the wild.|
Atlassian Confluence Server
Server applications / Web servers
Jira Data Center
Server applications / Other server solutions
This security bulletin contains one critical risk vulnerability.
Exploit availability: YesDescription
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper input validation when processing OGNL expressions. A remote non-authenticated attacker can send a specially crafted request to the Confluence Server and execute arbitrary code on the system.Note, the vulnerability is being actively exploited in the wild. Mitigation
Install update from vendor's website.Vulnerable software versions
Atlassian Confluence Server: 5.0 - 7.18.0
Jira Data Center: 6.0.0 - 8.22.3
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.