CVE-2026-90485

MEDIUM 5.5

IOBit Uninstaller IOCTL Dispatch IURegistryFilter.sys sub_11838 null pointer dereference

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

0th

A flaw has been found in IOBit Uninstaller 15.5.0.11. Affected by this issue is the function sub_11838 of the file IURegistryFilter.sys of the component IOCTL Dispatch Handler. This manipulation causes null pointer dereference. The attack requires local access. The exploit has been published and may be used. Identical IURegistryFilter.sys ships across multiple IObit families. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-476 CWE-404
Vendor	iobit
Product	uninstaller
Published	Sep 12, 2026
Last Updated	Sep 14, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

IOBit / Uninstaller

15.5.0.11

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/403064 vuldb.com: https://vuldb.com/vuln/403064/cti vuldb.com: https://vuldb.com/cve/CVE-2026-90485 vuldb.com: https://vuldb.com/submit/887954

Credits

🔍 Bigcat (VulDB User) VulDB CNA Team