PT-2025-46143 · Unknown · Hbs 3 Hybrid Backup Sync

Published 2025-11-10 · Updated 2026-03-30 · CVE-2025-62842

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions HBS 3 Hybrid Backup Sync versions prior to 26.2.0.938

Description An external control of file name or path issue exists in HBS 3 Hybrid Backup Sync. An attacker with local network access can potentially read or modify files and directories.

Recommendations Update to HBS 3 Hybrid Backup Sync version 26.2.0.938 or later.

Fix

Weakness Enumeration

CWE-73

Related Identifiers

CVE-2025-62842

ZDI-26-243

Affected Products

Hbs 3 Hybrid Backup Sync

References · 8

• https://osv.dev/vulnerability/CVE-2025-62842 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-62842 · Security Note
• https://qnap.com/en/security-advisory/qsa-25-46 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-26-243 · Security Note
• https://twitter.com/CVEnew/status/2007124823986835532 · Twitter Post
• https://reddit.com/r/pwnhub/comments/1otfbrc/qnap_faces_security_threats_after_pwn2own_ireland · Reddit Post
• https://t.me/CVEtracker/41257 · Telegram Post
• https://t.me/true_secator/7607 · Telegram Post