CVE-2024-21703

mediumpriority · track · 0EPSS 0.002 · 10 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.20% (10th) EPSS

CVSS 6.4 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.4mediumAV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.16.4mediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.16.4mediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 0.5 · impact 5.9

v3.15.9mediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-732USCWE-732US

affected products (9)

Products and version ranges known to be affected.

Atlassian Confluence Data Center≤ 8.7.1enisa_euvdEU
Atlassian Jira Data Center7.19.0 → 7.19.18fstec_bduRU
Atlassian Jira Data Center8.5.0 → 8.5.5fstec_bduRU
Atlassian Jira Data Center8.7.0 → 8.7.2fstec_bduRU
atlassian confluence data center< 7.19.18nvdUScpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*
atlassian confluence data center8.5 → 8.5.5nvdUScpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*
atlassian confluence data center8.7 → 8.7.2nvdUScpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*
atlassian confluence server< 7.19.18nvdUScpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*
atlassian confluence server8.0.0 → 8.5.5nvdUScpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2024-11-27modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

https://jira.atlassian.com/browse/CONFSERVER-98413Patchcnnvd
https://nvd.nist.gov/vuln/detail/CVE-2024-21703 cnnvd
https://jira.atlassian.com/browse/CONFSERVER-98413 enisa_euvd
https://jira.atlassian.com/browse/CONFSERVER-98413Issue TrackingVendor Advisorynvd

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan