CVE-2026-9490

Acer Care Center creates a Named Pipe with a weak Security Descriptor

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.

Affected

Acer · Care Center

CVSS v4.0 CNA

6.8 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:M/U:X

CVSS v3.1 NVD

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.12% chance of exploitation in the next 30 days, 2nd percentile

Published

2026-05-25

Updated

2026-05-26

Proof-of-concept exploits (1)

• ugvxb/CVE-2026-94900★ · 2026-05-30

Security advisories

• https://community.acer.com/en/kb/articles/19668

References

• CVE Record
• NVD entry

Related

• CVE-2026-9789