Is CVE-2024-21703 actively exploited?

No active exploitation of CVE-2024-21703 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2024-21703 be exploited remotely?

No. CVE-2024-21703 requires local access to exploit.

What is the CVSS score of CVE-2024-21703?

CVE-2024-21703 has a CVSS score of 6.4 (MEDIUM).

HOME VULNERABILITIESCVE-2024-21703

MEDIUM

CVE-2024-21703

CWE-732Published: November 27, 2024· Updated: Jun 17, 2026

6.4

CVSS v3.1

Official Description

This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Confluence Data Center and Server for Windows installations.

This Security Misconfiguration vulnerability, with a CVSS Score of 6.4 allows an authenticated attacker of the Windows host to read sensitive information about the Confluence Data Center configuration which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction.

Atlassian recommends that Confluence Data Center and Server customers upgrade to the latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:

* Confluence Data Center and Server 7.19: Upgrade to a release greater than or equal to 7.19.18

* Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.5

* Confluence Data Center and Server 8.7: Upgrade to a release greater than or equal to 8.7.2

* Confluence Data Center and Server 8.8: Upgrade to a release greater than or equal to 8.8.0

See the release notes (https://confluence.atlassian.com/conf88/confluence-release-notes-1354501008.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 reported via our Atlassian Bug Bounty Program by Chris Elliot.

NVD Source

Technical Analysis

CVE-2024-21703 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.4.