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CVE-2024-21672

HIGH
8.8
CVSS Score
Published: January 16, 2024 at 05:00 AM UTC
Updated: June 17, 2026 at 07:09 AM UTC
2 products affected across 1 vendorConfluence ServerConfluence Data Center

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Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

This High severity Remote Code Execution (RCE) vulnerability was introduced in version 2.1.0 of Confluence Data Center and Server. Remote Code Execution (RCE) vulnerability, with a CVSS Score of 8.3 and a CVSS Vector of CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H allows an unauthenticated attacker to remotely expose assets in your environment susceptible to exploitation 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: * Confluence Data Center and Server 7.19: Upgrade to a release 7.19.18, 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 and Server from the download center (https://www.atlassian.com/software/confluence/download-archives).

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 < 7.19.188.5.0 ≤ v < 8.5.58.7.0 ≤ v < 8.7.2>= 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 7.19.0 (unaffected)
Vendor states this is fixed in >= 7.19.18 (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 < 7.19.188.5.0 ≤ v < 8.5.58.7.0 ≤ v ≤ 8.7.2>= 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 7.19.0 (unaffected)
Vendor states this is fixed in >= 7.19.18 (unaffected)
Vendor states this is fixed in >= 8.5.5 (unaffected)

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)

Permissions Required
Source: [email protected]
https://jira.atlassian.com/browse/CONFSERVER-94064
Vendor Advisory
Source: [email protected]
https://confluence.atlassian.com/security/security-bulletin-january-16-2024-1333335615.html

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
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-94

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