CVE-2026-120232: Horizon DataSys Reboot Restore Standard

Horizon DataSys Reboot Restore Standard Kernel Driver shield.sys sub_23908 memory corruption

CVSS 9.3 CriticalCriticalEPSS 0.0023 · 13th percentile

Critical, because:

CVSS score 9.3: 9.0 or more.

Published by the CVE Program (CNA: VulDB) at 1 Nov 2026, 15:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Horizon DataSys	Reboot Restore Standard	affected 13.0 affected 13.1 affected 13.2

Identifiers

CVE-2026-120232

CNA

VulDB

Weakness (CWE)

CWE-119

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
9.3	Critical	4.0	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P	CNA (VulDB)Used for this record
8.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C	CNA (VulDB)
8.8	High	3.0	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C	CNA (VulDB)
6.8	Medium	2.0	AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:C	CNA (VulDB)

CISA KEV Not listed.
EPSS 0.0023, the 13th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1 Nov 2026, 15:00 UTC Confirmed by the CVE List
1 Nov 2026, 15:12 UTC First seen by agentprime
1 Nov 2026, 15:17 UTC Confirmed by NVD

Sources

References from the CNA

vuldb.com/vuln/429591 vdb-entrytechnical-description
vuldb.com/vuln/429591/cti signaturepermissions-required
vuldb.com/cve/CVE-2026-120232 third-party-advisory
vuldb.com/submit/1001497 third-party-advisory
gist.github.com/Element2023H/a176865b1f4015e003620154f3ba103c exploit

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.