CVE-2025-62841

What it is

An use of hard-coded cryptographic key vulnerability has been reported to affect HBS 3 Hybrid Backup Sync and Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to compromise the security of the system. We have already fixed the vulnerability in the following version: HBS 3 Hybrid Backup Sync 26.4.0.521 and later Hybrid Backup Sync 26.4.0.521 and later Hybrid Backup Sync 26.4.1.563 and later

At a glance

Exploitability

Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2025-10-24 02:43 UTC ReservedThe CVE id was reserved by its CNA
2. 2026-10-29 08:17 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-11-04 20:10 UTC Last updatedMost recent change to the record

Details

Published

2026-10-29 08:17 UTC

Last modified

2026-11-04 20:10 UTC

Exploit probability

0.2% · EPSS, next 30 days

Weakness

CWE-321

Record status

Awaiting Analysis

Attack profile CVSS 4.0 · 8.7

Attack vector

Adjacent network

Complexity

Low

Attack requirements

None

Privileges needed

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

High