Is CVE-2024-21677 actively exploited?

No active exploitation of CVE-2024-21677 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2024-21677 be exploited remotely?

Yes. CVE-2024-21677 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2024-21677?

CVE-2024-21677 has a CVSS score of 8.8 (HIGH).

HOME VULNERABILITIESCVE-2024-21677

HIGH

CVE-2024-21677

CWE-22Published: March 19, 2024· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center. This Path Traversal vulnerability, with a CVSS Score of 8.3, allows an unauthenticated attacker to exploit an undefinable vulnerability which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires 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: Data Center Atlassian recommends that Confluence Data Center customers upgrade to the latest version and that Confluence Server customers upgrade to the latest 8.5.x LTS 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 reported via our Bug Bounty program.

NVD Source

Technical Analysis

CVE-2024-21677 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

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 8.8.