How severe is CVE-2026-94403?

CVE-2026-94403 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-94403 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.

How do I fix CVE-2026-94403?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-94403 published?

CVE-2026-94403 was published on 2026-09-21 and last updated on 2026-09-22.

CVE-2026-94403

CVE-2026-94403 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-822.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
CVSS v4: 8.5
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-822
Published: 2026-09-21
Last modified: 2026-09-22

Description

A weakness has been identified in ColorFul iGameCenter 1.0.3.4. This impacts the function sub_140001AF0 in the library ene.sys of the component IOCTL Handler. This manipulation causes untrusted pointer dereference. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-94403?: A weakness has been identified in ColorFul iGameCenter 1.0.3.4. This impacts the function sub_140001AF0 in the library ene.sys of the component IOCTL Handler. This manipulation causes untrusted pointer dereference. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-94403?: CVE-2026-94403 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-94403 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.
How do I fix CVE-2026-94403?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-94403 published?: CVE-2026-94403 was published on 2026-09-21 and last updated on 2026-09-22.

References

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