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CVE-2024-21683

HIGH
Published 2024-05-21T23:00:00.446Z
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CVSS Score

V3.1
7.2
/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.940
probability
of exploitation in the wild

There is a 94.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.999
Higher than 99.9% of all CVEs

Attack Vector Metrics

Attack Vector
Not Available
Attack Complexity
Not Available
Privileges Required
Not Available
User Interaction
Not Available
Scope
Not Available

Impact Metrics

Confidentiality
Not Available
Integrity
Not Available
Availability
Not Available

Description

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server.

This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.2, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. 

Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version. If you are unable to do so, upgrade your instance to one of the specified supported fixed versions. See the release notes https://confluence.atlassian.com/doc/confluence-release-notes-327.html

You can download the latest version of Confluence Data Center and Server from the download center https://www.atlassian.com/software/confluence/download-archives.

This vulnerability was found internally.

Available Exploits

Atlassian Confluence Data Center and Server - Remote Code Execution

Detects a Remote Code Execution vulnerability in Confluence Data Center and Server versions prior to X.X (affected versions). This issue allows authenticated attackers to execute arbitrary code.

ID: CVE-2024-21683
Author: pdresearch High

References:

Related News

CVE-2024-21683 – Authenticated RCE via “Add a New Language” in Atlassian Confluence

Critical RCE vulnerability (CVE-2024-21683) in Atlassian Confluence Data Center and Server (v5.2–8.9.0) allows authenticated users to execute arbitrary code via malicious code macros. The post CVE-2024-21683 – Authenticated RCE via “Add a New Language” in Atl…

Offsec.com 2025-06-12 16:14
Read More

Affected Products

Atlassian

Confluence Data Center

Affected Versions:

8.9.0 8.8.0 to 8.8.1 8.7.1 to 8.7.2 8.6.0 to 8.6.2 8.5.0 to 8.5.8 8.4.0 to 8.4.5 8.3.0 to 8.3.4 8.2.0 to 8.2.3 8.1.0 to 8.1.4 8.0.0 to 8.0.4 7.20.0 to 7.20.3 7.19.0 to 7.19.21 8.9.1 to 8.9.2 8.5.9 to 8.5.10 7.19.22 to 7.19.23
atlassian

confluence_data_center

Affected Versions:

8.9.0 8.8.0 8.7.1 8.6.0 8.5.0 8.4.0 8.3.0 8.2.0 8.1.0 8.0.0 7.20.0 7.19.0 8.9.1 8.5.9 7.19.22

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-vr88-2hv2-5jvf

Advisory Details

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.3, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction.  Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version. If you are unable to do so, upgrade your instance to one of the specified supported fixed versions. See the release notes https://confluence.atlassian.com/doc/confluence-release-notes-327.html You can download the latest version of Confluence Data Center and Server from the download center https://www.atlassian.com/software/confluence/download-archives. This vulnerability was found internally.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-21683
WEB https://confluence.atlassian.com/pages/viewpage.action?pageId=1387867145
WEB https://confluence.atlassian.com/pages/viewpage.action?pageId=1409286211
WEB https://jira.atlassian.com/browse/CONFSERVER-95832

Advisory provided by GitHub Security Advisory Database. Published: May 22, 2024, Modified: May 12, 2025

References

https://confluence.atlassian.com/pages/viewpage.action?pageId=1409286211
https://jira.atlassian.com/browse/CONFSERVER-95832
Published: 2024-05-21T23:00:00.446Z
Last Modified: 2025-05-12T15:22:41.587Z
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