CVE-2024-21686
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data...
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server.
This Stored XSS vulnerability, with a CVSS Score of 7.3, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, high impact to integrity, no 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 listed on this CVE
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server.
This Stored XSS vulnerability, with a CVSS Score of 7.3, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, high impact to integrity, no 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 listed on this CVE
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.
- Record
CVE-2024-21686- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2024-19302
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server.
This Stored XSS vulnerability, with a CVSS Score of 7.3, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, high impact to integrity, no 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 listed on this CVE
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.
- Record
EUVD-2024-19302- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7x4x-g7pr-2356
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data...
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server.
This Stored XSS vulnerability, with a CVSS Score of 7.3, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, high impact to integrity, no 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 listed on this CVE
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.
- Record
GHSA-7x4x-g7pr-2356- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Center and Server.
This Stored XSS vulnerability, with a CVSS Score of 7.3, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, high impact to integrity, no 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 listed on this CVE
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.
- Record
CVE-2024-21686- CVSS 3.1
- 8.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N - CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-21686 is a high vulnerability (CVSS 7.3) in Atlassian Confluence Data Center, published July 16, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. No source names a fixed version.