CVE-2026-22102 | A POST request sent to a specific webserver endpoint can be … | CVSS 9.3 CRITICAL

Description

A POST request sent to a specific webserver endpoint can be used to write to arbitrary file locations. The endpoint accepts the filename parameter in the Content-Disposition header without verification. This can be used to cause a denial of service by overwriting system files, or remote-code-execution by overwriting shell-scripts which execution can be triggered through other means.

Metadata

CVE ID: CVE-2026-22102
State: PUBLISHED
Assigner: DIVD
Reserved: 2026-01-06 11:08 UTC
Published: 2026-07-13 09:10 UTC
Last updated: 2026-07-13 14:23 UTC
Primary CWE: CWE-20
CWE-20 Improper Input Validation
Vendor / Product: EVbee / DC-80
Sources: cve.org · NVD

Severity & Metrics

9.3 CRITICAL CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
EVbee	DC-80	—	0 < 1.5.1

Weakness (CWE)

CWE	Source	Description
CWE-20	cna	CWE-20 Improper Input Validation

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.3	CRITICAL	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References (1)

https://csirt.divd.nl/DIVD-2026-00001/