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Public proof of conceptAwaiting NVD analysis

CVE-2026-120232

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

A public proof of concept exists; no exploitation attested.

  • Published2026-11-01
  • WeaknessCWE-119

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.

Timeline

dates in UTC
  1. 2026-11-0115:00CVE publishedCNA
  2. 2026-11-0115:17CVE publishedNVD
  3. 2026-11-0117:26First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-11-01 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-120232?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-120232?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

Products declared by the CNA

As VulDB, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Horizon DataSys Reboot Restore Standard
    Affected
    • = 13.0no fix stated
    • = 13.1no fix stated
    • = 13.2no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-01

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-120232 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-01 17:26 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedElement2023H/CVE-2026-120232
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • CNACVSS 4.09.32026-11-01
  • CNACVSS 3.18.82026-11-01
  • NVDCVSS 3.18.8read 2026-11-01
  • CNACVSS 3.08.82026-11-01
  • CNACVSS 2.06.82026-11-01
  • CNAweakness (CWE)CWE-1192026-11-01
  • NVDweakness (CWE)CWE-119read 2026-11-01
  • PoC-in-GitHubproof of concept1known since 2026-11-01
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS 4.0 vector
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/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:X/U:X
Published
2026-11-01
Last Modified
2026-11-01
NVD status
Received
GitHub Advisory
GHSA-4wxp-49m2-xx54

Frequently asked questions

What is CVE-2026-120232?

A vulnerability was identified in Horizon DataSys Reboot Restore Standard up to 13.2. The impacted element is the function sub_23908 in the library shield.sys of the component Kernel Driver. Such manipulation leads to memory corruption. The attack can only be performed from a local environment. The exploit is publicly available and might be used. A fix is planned for the upcoming release.

Is CVE-2026-120232 actively exploited?

Active exploitation of CVE-2026-120232 has not been confirmed.

What is the CVSS score for CVE-2026-120232?

CVE-2026-120232 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

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