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CVE-2023-22526

HIGH
8.8
CVSS Score
Published: January 16, 2024 at 05:00 AM UTC
Updated: June 17, 2026 at 05:35 AM UTC
2 products affected across 1 vendorConfluence ServerConfluence Data Center

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Severity
HIGH8.8
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Confluence Data Center· Atlassianatlassian-app
95%
7.19.0 ≤ v < 7.19.178.5.0 ≤ v < 8.5.58.7.0 ≤ v < 8.7.2>= 7.13.0>= 7.19.0>= 8.0.0>= 8.1.0>= 8.2.0>= 8.3.0>= 8.4.0>= 8.5.0>= 8.6.0>= 8.7.1
Vendor states this is fixed in 7.13.0 (unaffected)
Vendor states this is fixed in >= 7.19.17 (unaffected)
Vendor states this is fixed in >= 8.5.5 (unaffected)
Vendor states this is fixed in >= 8.7.2 (unaffected)
Confluence Server· Atlassianatlassian-app
95%
7.19 ≤ v < 7.19.178.5.0 ≤ v < 8.5.58.7.0 ≤ v ≤ 8.7.2
Affected range stops below 7.19.17, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.5.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: [email protected]
https://confluence.atlassian.com/pages/viewpage.action?pageId=1333335615
Permissions Required
Source: [email protected]
https://jira.atlassian.com/browse/CONFSERVER-93516

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-94

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