medium5.1
CVE-2025-67438
Sync-in Server has a stored cross-site scripting (XSS) vulnerability
Impact
A Stored Cross-Site Scripting (XSS) vulnerability in Sync-in Server before 1.9.3 allows an authenticated attacker to execute arbitrary JavaScript in a victim's browser. By uploading a crafted SVG file containing a malicious payload, an attacker can access and exfiltrate sensitive information, including the user's session cookies.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | @sync-in/server | < 1.9.3 | 1.9.3 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Sync-In | Sync-In Server | before 1.9.3 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://gist.github.com/x0root/86db30af91bb0e1707eb7e57a049b6ad
- https://github.com/Sync-in/server/releases/tag/v1.9.3
- https://github.com/advisories/GHSA-9jmq-xgjm-p8c2
- https://nvd.nist.gov/vuln/detail/CVE-2025-67438
- https://github.com/Sync-in/server/commit/a6276d067725637310e4e83a3eee337aae81f439