CVE-2025-67438

MEDIUM EPSS 18.3%
Published Feb 20, 20264mo ago · Modified Jun 17, 20261w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Feb 20, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
18.3% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
sync-insync-in_server* <1.9.3

References 2

  • gist.github.com https://gist.github.com/x0root/86db30af91bb0e1707eb7e57a049b6ad
    ExploitThird Party Advisory
  • github.com https://github.com/Sync-in/server/releases/tag/v1.9.3
    PatchRelease Notes

Remediation

  • github.com https://github.com/Sync-in/server/releases/tag/v1.9.3
    PatchRelease Notes