{"id":85867,"date":"2025-11-17T21:30:57","date_gmt":"2025-11-17T21:30:57","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T00:00:00","slug":"cve-2025-48391-security-vulnerability-in-the-permission-checks-of-jetbrains-youtrack-api","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-48391-security-vulnerability-in-the-permission-checks-of-jetbrains-youtrack-api\/","title":{"rendered":"CVE-2025-48391: Security Vulnerability in the Permission Checks of JetBrains YouTrack API<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

The identified vulnerability CVE-2025-48391 exposes a critical security flaw in the JetBrains YouTrack application versions prior to 2025.1.76253. The flaw involves a missing permission check in the API, which could potentially allow unauthorized deletion of issues. The vulnerability is significant as it could lead to system compromise and data leakage.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-48391
\nSeverity: High (CVSS: 7.7)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: Unauthorized issue deletion, potential system compromise, and data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

JetBrains YouTrack | Before 2025.1.76253<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The vulnerability exists due to the lack of proper permission checks in the API of JetBrains YouTrack. An attacker could exploit this flaw by sending a specifically crafted request to the API. The application would then process the request without verifying the required permissions, allowing the attacker to delete issues.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

Here is a conceptual example of how the vulnerability might be exploited. This is a HTTP request, where the attacker sends a DELETE request to the API endpoint responsible for issue management.<\/p>\n

DELETE \/api\/issues\/{issueId} HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\nAuthorization: Bearer {token}\n{ \"issueId\": \"12345\" }<\/code><\/pre>\n
In this example, the attacker is trying to delete an issue with the ID of 12345 by sending a DELETE request to the `\/api\/issues\/{issueId}` endpoint. The server processes the request without validating the permissions of the user, leading to unauthorized deletion of issues.<\/p>\n
Mitigation Guidance<\/strong><\/p>\n
JetBrains has released a patch to address this vulnerability. Users are strongly advised to update their JetBrains YouTrack to version 2025.1.76253 or later. If unable to apply the patch immediately, users can implement a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) as a temporary mitigation measure to monitor and block malicious requests.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview The identified vulnerability CVE-2025-48391 exposes a critical security flaw in the JetBrains YouTrack application versions prior to 2025.1.76253. The flaw involves a missing permission check in the API, which could potentially allow unauthorized deletion of issues. The vulnerability is significant as it could lead to system compromise and data leakage. Vulnerability Summary CVE ID: […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-85867","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t