How severe is CVE-2026-9490?

CVE-2026-9490 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-9490 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-9490?

CVE-2026-9490 affects Acer Care Center. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-9490?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-9490 have an EU (EUVD) identifier?

Yes. CVE-2026-9490 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31648.

When was CVE-2026-9490 published?

CVE-2026-9490 was published on 2026-05-25 and last updated on 2026-06-17.

CVE-2026-9490

CVE-2026-9490 is a medium-severity vulnerability in Acer Care Center with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 6.8
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31648
Weakness: CWE-269
Affected product: Acer Care Center
Published: 2026-05-25
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2026-9490?: 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.
How severe is CVE-2026-9490?: CVE-2026-9490 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-9490 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-9490?: CVE-2026-9490 affects Acer Care Center. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-9490?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-9490 have an EU (EUVD) identifier?: Yes. CVE-2026-9490 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31648.
When was CVE-2026-9490 published?: CVE-2026-9490 was published on 2026-05-25 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:acer:care_center:*:*:*:*:*:*:*:*

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