Atlassian Confluence Data Center vulnerabilities

CVE-2024-21677 [HIGH] CWE-22 CVE-2024-21677: This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center. This Path Traversal vulnerability, with a CVSS Score of 8.3, allows an unauthenticated attacker to exploit an undefinable vulnerability which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires u

CVE-2022-42978 [HIGH] CWE-863 CVE-2022-42978: In the Netic User Export add-on before 1.3.5 for Atlassian Confluence, authorization is mishandled. In the Netic User Export add-on before 1.3.5 for Atlassian Confluence, authorization is mishandled. An unauthenticated attacker could access files on the remote system.

CVE-2024-21678 [HIGH] CWE-79 CVE-2024-21678: This High severity Stored XSS vulnerability was introduced in version 2.7.0 of Confluence Data Cente This High severity Stored XSS vulnerability was introduced in version 2.7.0 of Confluence Data Center. This Stored XSS vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser which has high impact to confidentiality, low impact to integrity, no impact to availability,

CVE-2024-21686 [HIGH] CWE-79 CVE-2024-21686: This High severity Stored XSS vulnerability was introduced in versions 7.13 of Confluence Data Cente 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 av

CVE-2025-22166 [HIGH] CWE-405 CVE-2025-22166: This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 8.3, allows an attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network. At

CVE-2026-21577 [HIGH] CWE-400 CVE-2026-21577: This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9. This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 7.1, allows an authenticated attacker to cause a resource to be unavailable for its intended users by tempor

CVE-2024-21690 [HIGH] CWE-79 CVE-2024-21690: This High severity Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability was introduced This High severity Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability was introduced in versions 7.19.0, 7.20.0, 8.0.0, 8.1.0, 8.2.0, 8.3.0, 8.4.0, 8.5.0, 8.6.0, 8.7.1, 8.8.0, and 8.9.0 of Confluence Data Center and Server. This Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability, with a CVSS Score of 7.1, allows an unauthe

CVE-2022-42977 [HIGH] CWE-22 CVE-2022-42977: The Netic User Export add-on before 1.3.5 for Atlassian Confluence has the functionality to generate The Netic User Export add-on before 1.3.5 for Atlassian Confluence has the functionality to generate a list of users in the application, and export it. During export, the HTTP request has a fileName parameter that accepts any file on the system (e.g., an SSH private key) to be downloaded.

CVE-2023-22504 [MEDIUM] CWE-434 CVE-2023-22504: Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to a page, but not write permissions, to upload attachments via a Broken Access Control vulnerability in the attachments feature.

CVE-2021-43940 [HIGH] CWE-427 CVE-2021-43940: Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.

CVE-2018-20237 [MEDIUM] CWE-668 CVE-2018-20237: Atlassian Confluence Server and Data Center before version 6.13.1 allows an authenticated user to do Atlassian Confluence Server and Data Center before version 6.13.1 allows an authenticated user to download a deleted page via the word export feature.

CVE-2020-29448 [MEDIUM] CVE-2020-29448: The ConfluenceResourceDownloadRewriteRule class in Confluence Server and Confluence Data Center befo The ConfluenceResourceDownloadRewriteRule class in Confluence Server and Confluence Data Center before version 6.13.18, from 6.14.0 before 7.4.6, and from 7.5.0 before 7.8.3 allowed unauthenticated remote attackers to read arbitrary files within WEB-INF and META-INF directories via an incorrect path access check.

CVE-2020-29450 [MEDIUM] CWE-434 CVE-2020-29450: Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to impact th Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the avatar upload feature. The affected versions are before version 7.2.0.

CVE-2019-20406 [HIGH] CWE-427 CVE-2019-20406: The usage of Tomcat in Confluence on the Microsoft Windows operating system before version 7.0.5, an The usage of Tomcat in Confluence on the Microsoft Windows operating system before version 7.0.5, and from version 7.1.0 before version 7.1.1 allows local system attackers who have permission to write a DLL file in a directory in the global path environmental variable variable to inject code & escalate their privileges via a DLL hijacking vulnerabilit

CVE-2024-21703 [MEDIUM] CWE-732 CVE-2024-21703: This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Conf 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 confi

CVE-2018-20239 [MEDIUM] CWE-79 CVE-2018-20239: Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the applinkStartingUrl parameter. The product is used as a pl

CVE-2023-22503 [MEDIUM] CWE-200 CVE-2023-22503: Affected versions of Atlassian Confluence Server and Data Center allow anonymous remote attackers to Affected versions of Atlassian Confluence Server and Data Center allow anonymous remote attackers to view the names of attachments and labels in a private Confluence space. This occurs via an Information Disclosure vulnerability in the macro preview feature. This vulnerability was reported by Rojan Rijal of the Tinder Security Engineering team. Th

CVE-2020-4027 [MEDIUM] CWE-74 CVE-2020-4027: Affected versions of Atlassian Confluence Server and Data Center allowed remote attackers with syste Affected versions of Atlassian Confluence Server and Data Center allowed remote attackers with system administration permissions to bypass velocity template injection mitigations via an injection vulnerability in custom user macros. The affected versions are before version 7.4.5, and from version 7.5.0 before 7.5.1.

CVE-2020-14175 [MEDIUM] CWE-79 CVE-2020-14175: Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to inject ar Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in user macro parameters. The affected versions are before version 7.4.2, and from version 7.5.0 before 7.5.2.

CVE-2020-29444 [MEDIUM] CWE-79 CVE-2020-29444: Affected versions of Team Calendar in Confluence Server before 7.11.0 allow attackers to inject arbi Affected versions of Team Calendar in Confluence Server before 7.11.0 allow attackers to inject arbitrary HTML or Javascript via a Cross Site Scripting Vulnerability in admin global setting parameters.