rcourtman Pulse Quick Security Setup quick-setup fmt.Sprintf input validation

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-92860
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-17 12:18:29 UTC
Updated2026-09-17 12:18:29 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v4.0 9.4 CRITICAL from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-20 | CWE-20 Improper Input Validation

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary9.4CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/C...
4.0CNADECLARED9.4CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X
3.1[email protected]Primary9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
3.1CNADECLARED9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:X/RL:O/RC:C
3.0CNADECLARED9.1CRITICALCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:X/RL:O/RC:C
2.0[email protected]Secondary8.3AV:N/AC:L/Au:M/C:C/I:C/A:C
2.0CNADECLARED8.3AV:N/AC:L/Au:M/C:C/I:C/A:C/E:ND/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
High
Sub Integrity
High
Sub Availability
High

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:X/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Rcourtman Pulse affected 6.0.0 Not specified
CNA Rcourtman Pulse affected 6.0.1 Not specified
CNA Rcourtman Pulse affected 6.0.2 Not specified
CNA Rcourtman Pulse affected 6.0.3 Not specified
CNA Rcourtman Pulse affected 6.0.4 Not specified
CNA Rcourtman Pulse affected 6.1.0-rc.0 Not specified
CNA Rcourtman Pulse affected 6.1.0-rc.1 Not specified
CNA Rcourtman Pulse affected 6.1.0-rc.2 Not specified
CNA Rcourtman Pulse affected 6.1.0-rc.3 Not specified
CNA Rcourtman Pulse affected 6.1.0-rc.4 Not specified

References

ReferenceSourceLinkTags
github.com/rcourtman/Pulse/releases/tag/v6.1.0 [email protected] github.com
vuldb.com/vuln/406309 [email protected] vuldb.com
vuldb.com/submit/941807 [email protected] vuldb.com
github.com/rcourtman/Pulse/security/advisories/GHSA-rr3f-jjrr-3qxv [email protected] github.com
github.com/rcourtman/Pulse [email protected] github.com
vuldb.com/cve/CVE-2026-92860 [email protected] vuldb.com
vuldb.com/vuln/406309/cti [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: wanyan (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-09-17T00:00:00.000ZAdvisory disclosed
CNA2026-09-17T02:00:00.000ZVulDB entry created
CNA2026-09-17T07:50:38.000ZVulDB entry last update

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