![]() All 4.x.x versions All 5.x.x versions All 6.0.x versions All 6.1.x versions All 6.2.x. Confluence Cloud customers are not affected. Advisory: Confluence Server Webwork OGNL injection (CVE-2021-26084) Sophos. 25th August 2021 10AM PDT (Pacific Time, -7 hours) Product. CVE-2019-3396 ,Atlassian ,Atlassian Confluence Server,Remote code execution. Exploitation with Confluence_OGNLInjection. CVE-2021-26084 - Confluence Server Webwork OGNL injection.$ python3 Confluence_OGNLInjection.py -u -p /pages/createpage-entervariables.action?SpaceKey=x $ python3 Confluence_OGNLInjection.py -u or Yeah, heads-up, caught a miner mining Monero to this address. Please patch immediately if you haven’t already this cannot wait until after the weekend. Mass exploitation of Atlassian Confluence CVE-2021-26084 is ongoing and expected to accelerate. ![]() Widespread Availability of PoCs Worsening the Situation. This is actively exploited to install cryotominer. The proof of concept demonstrated in this repository does not expose any hosts and was performed with permission. This critical-rated Object-Graph Navigation Language (OGNL) injection vulnerability can allow an authenticated user, and in some instances, unauthenticated users, to execute arbitrary code on a Confluence Server Webwork or Data Center instance. ![]() I disapprove of illegal actions and take no responsibility for any malicious use of this script. This exploit is only intended to facilitate demonstrations of the vulnerability by researchers. An OGNL injection vulnerability exists that would allow an authenticated user and in some instances unauthenticated user to execute arbitrary code on a Confluence Server or Data Center instance.CVE-2021-26084 - Confluence Server Webwork OGNL injection
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