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CVE-2026-27787

MEDIUM CVSS 4.0: 5.1 EPSS 0.03%
Updated Apr 17, 2026
Icz
Parameter Value
CVSS 5.1 (MEDIUM)
Affected Versions before 1.3.9
Type CWE-79 (Cross-Site Scripting (XSS))
Vendor Icz
Public PoC No

Cross-site scripting vulnerability exists in MATCHA SNS 1.3.9 and earlier. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who accessed the website using the product.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
Passive
Minimal interaction

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Icz Matcha_Sns
cpe:2.3:a:icz:matcha_sns:*:*:*:*:*:*:*:*
<= 1.3.9