P4Verified

CVE-2025-34076: microweber through 1.2.11 (inclusive); +1 more affected products

CVE-2025-34076. CVSS 3.1 base score 7.2 (HIGH, NVD). EPSS 0.02236 (percentile 0.82244), scored 2026-10-06.

Affected technology

microweber · through 1.2.11 (inclusive)
microweber

CMS · 0 through 1.2.11
Microweber Ltd.

Description’s affected range: versions <= 1.2.11 through misuse of the backup management API

Component: BackupV2/upload, BackupV2/download, src (upload), filename (download)

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Authenticated users can abuse the /api/BackupV2/upload and /api/BackupV2/download endpoints to read arbitrary files from the underlying filesystem. Vendor/CNA’s CVSS 4.0 assessment (base score 6.1/10) rates confidentiality impact as high; integrity and availability impact as low.

Published 2026-10-08 17:34:54.876987+00:00

CWE: CWE-22
CCR priority: 29.4 /100 (P4)
CVSS 3.1: 7.2 /10 · CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS: 0.02236 · percentile 0.8227 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-34076.html