CVE-2026-21569

This CVE affects Crowd Data Center and Server (Atlassian) starting from version 7.1.0, with a high-severity XXE (XML External Entity Injection) vulnerability. The issue allows an authenticated attacker to access local and remote content, with high impact to confidentiality and availability, and l...

Atlassian Crowd Data Center security vulnerabilities

Atlassian Crowd Data Center is the cluster deployment version of Atlassian's Crowd platform by Australia-based company Atlassian. Versions of Atlassian Crowd Data Center 7.1.0 and later contain security vulnerabilities. These vulnerabilities stem from XML external entity injections, which may lea...

PT-2026-4358

This High severity XXE XML External Entity Injection vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This XXE XML External Entity Injection vulnerability, with a CVSS Score of 7.9, allows an authenticated attacker to access local and remote content which has high...

DoS (Denial of Service) org.apache.struts:struts2-core Dependency in Crowd Data Center and Server

This High severity DoS Denial of Service vulnerability known as CVE-2025-66675 was introduced in versions 7.0.2 and 7.1.0 of Crowd Data Center and Server. This DoS Denial of Service vulnerability, with a CVSS Score of 8.2 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H allows an...

XXE (XML External Entity Injection) org.apache.tika:tika-parsers Dependency in Crowd Data Center and Server

This is a vulnerability in a non-Atlassian Crowd dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This High severity XXE XML External Entity Injection vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This XXE XML...

CVE-2016-10740

Various resources in Atlassian Crowd before version 2.10.1 allow remote attackers with administration rights to learn the passwords of configured LDAP directories by examining the responses to requests for these resources...

DoS (Denial of Service) org.apache.commons:commons-fileupload2-core Dependency in Crowd Data Center and Server

This High severity DoS Denial of Service vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This DoS Denial of Service vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to access...

DoS (Denial of Service) org.apache.struts:struts2-core Dependency in Crowd Data Center and Server

This High severity DoS Denial of Service vulnerability was introduced in version 7.1.2 of Crowd Data Center and Server. This DoS Denial of Service vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to access...

XXE (XML External Entity Injection) in Crowd Data Center and Server

This High severity XXE XML External Entity Injection vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This XXE XML External Entity Injection vulnerability, with a CVSS Score of 7.9, allows an authenticated attacker to access local and remote content which has high...

XXE (XML External Entity Injection) org.apache.tika:tika-core Dependency in Crowd Data Center and Server

This is a vulnerability in a non-Atlassian Crowd dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This High severity XXE XML External Entity Injection vulnerability was introduced in versions 6.3.0, 6.3.1, 6.3.2, 7.1.0, and 7.1.1 of Crowd Data...

Injection in Crowd Data Center and Server

This is a vulnerability in a non-Atlassian Crowd dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity Injection vulnerability known as CVE-2025-9288 was introduced in versions 2.2.6, 2.4.11, 6.2.4, 6.3.0, and 7.1.0 of Crowd Da...

Injection in Crowd Data Center and Server

This is a vulnerability in a non-Atlassian Crowd dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity Injection vulnerability known as CVE-2025-9287 was introduced in versions 1.0.4, 6.2.4, 7.0.0, and 7.1.0 of Crowd Data Cente...

Insecure Deserialization kind-of Dependency in Crowd Data Center and Server

This High severity Insecure Deserialization vulnerability was introduced in versions 2.0.1, 3.2.2, 6.3.0, 7.0.0, and 7.1.0 of Crowd Data Center and Server. This Insecure Deserialization vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N allow...

XXE (XML External Entity Injection) Tika Dependency Vulnerability in Crowd Data Center and Server

This Crowd release includes updates to our Apache Tika dependency in response to CVE-2025-66516. Our security team has assessed that the current scope of this CVE does not present the same critical risk in our products, as our use of the dependency doesn’t support the known path for exploitation...

DoS (Denial of Service) com.fasterxml.jackson.core:jackson-core Dependency Vulnerability in Crowd Data Center and Server

This High severity Improper Authorization vulnerability was introduced in version 7.1.0 of Crowd Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N allows an unauthenticated attacker...

DoS (Denial of Service) com.fasterxml.jackson.core:jackson-databind Dependency in Crowd Data Center and Server

This High severity DoS Denial of Service vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This Improper Authorization vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to expos...

DoS (Denial of Service) com.fasterxml.jackson.core:jackson-databind Dependency in Crowd Data Center and Server

This High severity DoS Denial of Service vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This Improper Authorization vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to expos...

DoS (Denial of Service) com.fasterxml.jackson.core:jackson-databind Dependency Vulnerability in Crowd Data Center

This High severity DoS Denial of Service vulnerability was introduced in version 7.1.0 of Crowd Data Center. This Improper Authorization vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to expose assets in...

Information Disclosure com.fasterxml.jackson.core:jackson-databind Dependency in Crowd Data Center and Server

This High severity Information Disclosure vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This Improper Authorization vulnerability, with a CVSS Score of 7.2 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N allows an unauthenticated attacker to expo...

DoS (Denial of Service) org.apache.tomcat:tomcat-coyote Dependency Vulnerability in Crowd Data Center and Server

This High severity DoS Denial of Service vulnerability was introduced in version 7.1.0 of Crowd Data Center and Server. This Improper Authorization vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker to expos...