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CVE-2026-32289

MEDIUM CVSS 3.1: 6.1 EPSS 0.01%
Updated Apr 16, 2026
Go Standard Library
Parameter Value
CVSS 6.1 (MEDIUM)
Affected Versions 1.26.0 — 1.26.2
Fixed In 1.25.9
Type CWE-79 (Cross-Site Scripting (XSS)), CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Vendor Go Standard Library
Public PoC No

Context was not properly tracked across template branches for JS template literals, leading to possibly incorrect escaping of content when branches were used. Additionally template actions within JS template literals did not properly track the brace depth, leading to incorrect escaping being applied. These issues could cause actions within JS template literals to be incorrectly or improperly escaped, leading to XSS vulnerabilities.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

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

CVSS Vector v3.1

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Golang Go
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
1.25.9
Golang Go
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
1.26.0 1.26.2