Acer Care Center up to 4.00.3058 ACCSvc Service privileges management

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Acer Care Center up to 4.00.3058. This issue affects some unknown processing of the component ACCSvc Service. This manipulation causes privileges management. The identification of this vulnerability is CVE-2026-9490. The attack can only be executed locally. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Acer Care Center up to 4.00.3058. It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component ACCSvc Service. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect availability. The summary by CVE is:

A security vulnerability has been identified in Acer Care Center where the ACCSvc service creates a Named Pipe with a weak Security Descriptor. This vulnerability allows an authenticated local user to connect and send a specially crafted message (message type 0x03) to the pipe, causing the service to crash with exit code 1067 (ERROR_PROCESS_ABORTED). To mitigate this potential local service disruption, Acer requires users to update the software to the latest version.

The weakness was shared by Vo Duc Thang. It is possible to read the advisory at community.acer.com. This vulnerability is known as CVE-2026-9490 since 05/25/2026. The exploitation appears to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-31648). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/25/2026 Advisory disclosed
05/25/2026 +0 days CVE reserved
05/25/2026 +0 days VulDB entry created
06/06/2026 +12 days VulDB entry last update

Sourcesinfo

Advisory: community.acer.com
Researcher: Vo Duc Thang
Status: Confirmed

CVE: CVE-2026-9490 (🔒)
GCVE (CVE): GCVE-0-2026-9490
GCVE (VulDB): GCVE-100-365479
EUVD: 🔒

Entryinfo

Created: 05/25/2026 11:36
Updated: 06/06/2026 22:27
Changes: 05/25/2026 11:36 (68), 05/25/2026 12:08 (1), 06/06/2026 22:27 (11)
Complete: 🔍
Cache ID: 216::103

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