U.S. Cyber Command Warns of Ongoing Attacks Exploiting Atlassian Confluence Flaw

The U.S. Cyber Command on Friday warned of ongoing mass exploitation attempts in the wild targeting a now-patched critical security vulnerability affecting Atlassian Confluence deployments that could be abused by unauthenticated attackers to take control of a vulnerable system. "Mass exploitation...

Atlassian Releases Security Updates for Confluence Server and Data Center

On August 25, 2021, Atlassian released security updates to address a remote code execution vulnerability CVE-2021-26084 affecting Confluence Server and Data Center. Recently, CVE-2021-26084 has been detected in exploits in the wild. A remote attacker could exploit this vulnerability to take contr...

Active Exploitation of Confluence Server & Confluence Data Center: CVE-2021-26084

This attack is ongoing. See the Updates section at the end of this post for new information as it comes to light. On August 25, 2021, Atlassian published details on CVE-2021-26084, a critical remote code execution vulnerability in Confluence Server and Confluence Data Center. The vulnerability...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 This i...

U.S. Dept Of Defense: RCE in ███ [CVE-2021-26084]

A vulnerability in affected versions of Confluence Server and Data Center allowed authenticated users, and in some cases unauthenticated users, to execute arbitrary code. The vulnerability was due to an OGNL injection issue affecting endpoints that could be accessed by non-administrators when use...

U.S. Dept Of Defense: RCE on ███████ [CVE-2021-26084]

A remote code execution vulnerability was present in affected versions of Confluence Server and Data Center due to an OGNL injection issue. This allowed an authenticated user, and in some cases an unauthenticated user, to execute arbitrary code. The vulnerability affected versions before 6.13.23,...

The vulnerability of the Atlassian Confluence Server web server and the Confluence Data Center’s date center is related to deficiencies in the process of eliminating special elements from the output data used by the incoming component. This allows a perpetrator to execute arbitrary code.

The vulnerability of the Atlassian Confluence Server web server and the Confluence Data Center are related to deficiencies in the process of eliminating special elements from the output data used by the incoming component. Exploiting this vulnerability allows a malicious actor to execute arbitrar...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 Proof of concept for CVE-2021-26084. Confluen...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

ConfluenceCVE-2021-26084 Remote Code Execution on Confluence...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 CVE-2021-26084 Remote Code Execution on Conflu...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 CVE-2021-26084 Remote Code Execution on Conflu...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 - Confluence Server Webwork OGNL injection - A...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 - Confluence Server Webwork OGNL injection - A...

Atlassian Confluence Webwork OGNL Injection

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an authenticated user, and in some instances an unauthenticated user, to execute arbitrary code on a Confluence Server or Data Center instance. The vulnerable endpoints can be access...

Confluence Server 7.12.4 - (OGNL injection) Remote Code Execution Exploit

Exploit Title: Confluence Server 7.12.4 - 'OGNL injection' Remote Code Execution RCE Unauthenticated Exploit Author: h3v0x Vendor Homepage: https://www.atlassian.com/ Software Link: https://www.atlassian.com/software/confluence/download-archives Version: All 7.12.x versions before 7.12.5 Tested o...

Confluence Server 7.12.4 - 'OGNL injection' Remote Code Execution (RCE) (Unauthenticated)

Exploit Title: Confluence Server 7.12.4 - 'OGNL injection' Remote Code Execution RCE Unauthenticated Date: 01/09/2021 Exploit Author: h3v0x Vendor Homepage: https://www.atlassian.com/ Software Link: https://www.atlassian.com/software/confluence/download-archives Version: All 7.12.x versions befor...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 PoC | Confluence Server Webwork OGNL injectio...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 CVE-2021-26084 - Confluence Pre-Auth RCE | O...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

CVE-2021-26084 CVE-2021-26084 - Confluence Pre-Auth RCE | O...

CVE-2021-26084

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are before version 6.13.23, from version 6.14.0 before...