CVE-2023-22526

What it is

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 7.19.0 of Confluence Data Center. 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 customers upgrade to 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 7.19.17, or any higher 7.19.x release Confluence Data Center and Server 8.5: Upgrade to a release 8.5.5 or any higher 8.5.x release Confluence Data Center and Server 8.7: Upgrade to a release 8.7.2 or any higher release See the release notes ([https://confluence.atlassian.com/doc/confluence-release-notes-327.html]). You can download the latest version of Confluence Data Center from the download center ([https://www.atlassian.com/software/confluence/download-archives]). This vulnerability was discovered by m1sn0w and reported via our Bug Bounty program

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.

Exploit odds

1.6% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2024-01-16 05:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:35 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.6% in the next 30 days (EPSS).
• Severity: 8.8 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2024-01-16 05:15 UTC

Last modified

2026-06-17 05:35 UTC

Exploit probability

1.6% · EPSS, next 30 days

Weakness

CWE-94 · Code injection

Record status

Modified

Affected

• Atlassian Confluence Data Center < 7.19.17
• Atlassian Confluence Data Center < 8.5.5
• Atlassian Confluence Data Center < 8.7.2
• Atlassian Confluence Server < 7.19.17
• Atlassian Confluence Server < 8.5.5
• Atlassian Confluence Server ≤ 8.7.2

Attack profile CVSS 3.1 · 8.8

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-22526.md and follow it. Check whether this project is affected by CVE-2023-22526. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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