What is CVE-2025-67438?

CVE-2025-67438 is a medium-severity vulnerability in Sync-in Sync-in_server, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-02-20.

How severe is CVE-2025-67438?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Sync-in Sync-in_server

CVE-2025-67438

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 att…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (18.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Sync-in Sync-in_server
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Patch, Release Notes)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-67438?: CVE-2025-67438 is a medium-severity vulnerability in Sync-in Sync-in_server, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-02-20.
How severe is CVE-2025-67438?: Medium severity. CVSS v3 base score is 6.1 out of 10.