CVE-2026-57658 | Administrator Arbitrary File Upload in TemplateSpare <= 4.2.… | CVSS 9.1 CRITICAL

Description

Administrator Arbitrary File Upload in TemplateSpare <= 4.2.0 versions.

CVE ID: CVE-2026-57658
State: PUBLISHED
Assigner: Patchstack
Reserved: 2026-06-25 08:03 UTC
Published: 2026-06-26 14:53 UTC
Last updated: 2026-06-26 15:31 UTC
Primary CWE: CWE-434
CWE-434 Unrestricted Upload of File with Dangerous Type
Vendor / Product: Templatespare / TemplateSpare
Sources: cve.org · NVD

9.1 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Affected products (1)

Vendor	Product	Platform	Versions
Templatespare	TemplateSpare	—	n/a ≤ 4.2.0

Weakness (CWE)

CWE	Source	Description
CWE-434	cna	CWE-434 Unrestricted Upload of File with Dangerous Type

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.1	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References (1)