Bruno is an open source IDE for exploring and testing APIs. Prior to 1.39.1, the custom tool-tip components which internally use react-tooltip were setting the content (in this case the Environment name) as raw HTML which then gets injected into DOM on hover. This, combined with loose Content Security Policy restrictions, allowed any valid HTML text containing inline script to get executed on hovering over the respective Environment's name. This vulnerability's attack surface is limited strictly to scenarios where users import collections from untrusted or malicious sources. The exploit requires deliberate action from the user—specifically, downloading and opening an externally provided malicious Bruno or Postman collection export and the user hovers on the environment name. This vulnerability is fixed in 1.39.1.
References
Link | Resource |
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https://github.com/usebruno/bruno/security/advisories/GHSA-fqxc-cxph-9vq8 | Exploit Mitigation Vendor Advisory |
Configurations
History
23 Sep 2025, 17:01
Type | Values Removed | Values Added |
---|---|---|
First Time |
Usebruno bruno
Usebruno |
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References | () https://github.com/usebruno/bruno/security/advisories/GHSA-fqxc-cxph-9vq8 - Exploit, Mitigation, Vendor Advisory | |
CPE | cpe:2.3:a:usebruno:bruno:*:*:*:*:*:*:*:* | |
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 6.1 |
Summary |
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01 Apr 2025, 15:16
Type | Values Removed | Values Added |
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New CVE |
Information
Published : 2025-04-01 15:16
Updated : 2025-09-23 17:01
NVD link : CVE-2025-30210
Mitre link : CVE-2025-30210
CVE.ORG link : CVE-2025-30210
JSON object : View
Products Affected
usebruno
- bruno
CWE
CWE-80
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)