Exploit Attempts, Ransomware Target Critical Confluence Flaw

The critical improper authorization vulnerability in Atlassian Confluence Server and Data Center that emerged last week is attracting the attention of a variety of attackers, including some that are attempting to deploy the Cerber ransomware.

When Confluence warned of the vulnerability on Oct. 31, there were not yet any reports of active exploitation. But that changed quickly once information about the bug became public. Within a couple of days of the initial advisory, researchers began noticing a variety if exploitation …

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