VDB-349336 · CVE-2026-28709 · WID-SEC-2026-0620

Acronis Cyber Protect 17 prior 41186 authorization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Acronis Cyber Protect 17. This impacts an unknown function. Executing a manipulation can lead to authorization. This vulnerability is handled as CVE-2026-28709. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Acronis Cyber Protect 17. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. As an impact it is known to affect integrity. CVE summarizes:

Unauthorized resource manipulation due to improper authorization checks. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 41186.

The advisory is shared for download at security-advisory.acronis.com. This vulnerability was named CVE-2026-28709 since 03/03/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available.

Upgrading to version 41186 eliminates this vulnerability.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202603-1075) and CERT Bund (WID-SEC-2026-0620). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

Acronis Cyber Protect

Productinfo

Vendor

Acronis

Name

Cyber Protect 17

License

commercial

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔒

CNA Base Score: 4.3
CNA Vector (Acronis): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Cyber Protect 17 41186

Timelineinfo

03/03/2026 CVE reserved
03/06/2026 +3 days Advisory disclosed
03/06/2026 +0 days VulDB entry created
03/12/2026 +6 days VulDB entry last update

Sourcesinfo

Advisory: security-advisory.acronis.com
Status: Confirmed

CVE: CVE-2026-28709 (🔒)
GCVE (CVE): GCVE-0-2026-28709
GCVE (VulDB): GCVE-100-349336
CERT Bund: WID-SEC-2026-0620 - Acronis Cyber Protect und Cyber Protect Cloud Agent: Mehrere Schwachstellen
CNNVD: CNNVD-202603-1075 - Acronis Cyber Protect 安全漏洞

Entryinfo

Created: 03/06/2026 07:24
Updated: 03/12/2026 19:41
Changes: 03/06/2026 07:24 (61), 03/06/2026 15:20 (6), 03/07/2026 16:03 (1), 03/08/2026 16:21 (1), 03/08/2026 21:09 (7), 03/10/2026 16:52 (1), 03/12/2026 19:41 (9)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.