CVE-2026-92860

Critical

Description

A security flaw has been discovered in rcourtman Pulse up to 6.0.4/6.1.0-rc.4. Affected by this issue is the function fmt.Sprintf of the file /api/security/quick-setup of the component Quick Security Setup Handler. The manipulation of the argument Username results in improper input validation. The attack may be performed from remote. Upgrading the affected component is advised.

SeverityCritical

CVSS9.1

Exploit probability—

ProductRcourtman Pulse

PublishedSep 17, 2026

First seenSep 17, 2026

Weakness typeCWE-20Improper input validation

How to fix

Patches

github.com/rcourtman/Pulse/releases/tag/v6.1.0

Affected products

Product	Affected versions	Fixed in
rcourtman pulse	6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.1.0-rc.0, 6.1.0-rc.1, 6.1.0-rc.2, 6.1.0-rc.3, 6.1.0-rc.4	—

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