SB2025021016 - Cross-site scripting in Joplin
Published: February 10, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2025-24028)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in Rich Text Editor. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- https://github.com/laurent22/joplin/commit/2a058ed8097c2502e152b26394dc1917897f5817
- https://github.com/laurent22/joplin/commit/9b505395918bc923f34fe6f3b960bb10e8cf234e
- https://github.com/laurent22/joplin/security/advisories/GHSA-5w3c-wph9-hq92
- https://joplinapp.org/help/dev/spec/note_viewer_isolation