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highPrivilege Escpublic exploit

CVE-2026-7006

CVE-2026-7006 — Sublime Text 4192/3207 Local Privilege Escalation via Update Staging Mechanism

Sublime Text for Windows through Build 4192 (Sublime Text 4) and Build 3207 (Sublime Text 3) contains a local privilege escalation vulnerability that allows unprivileged local attackers to execute arbitrary code with elevated privileges by abusing the update staging mechanism. Attackers can place a malicious DLL in the user-writable staging directory under %LOCALAPPDATA%, mark it read-only to bypass cleanup, and have the elevated installer copy it into the protected installation directory, causing the DLL to execute in the context of any higher-privileged user who subsequently launches the application.

Published Updated Sources: NVD, Sublime HQ Pty Ltd (CNA), GitHub, SOCRadar CTI

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Exploit code

public exploit, none observed

EPSS

0%

ahead of 0% of scored CVEs

Affects

Sublime HQ Pty Ltd

2 products listed

CVSS base

7.3

high · 2 sources

Remediation

The vendor's own words where we have them.

Upgrade Sublime Text 4 to a fixed release. Apply vendor patches per advisory and restrict external exposure of the affected component until patched.

First 24 hours

Ordered from the record's own fields — exposure first, because you cannot patch what you have not found.

  • Identify exposed assets running affected vendor/product/version combinations.
  • Prioritize based on EPSS, PoC availability, and external exposure.
  • Search available logs for exploit probes, errors, authentication anomalies, or suspicious child processes matching the vulnerability class.

Affected scope

Vendor, product and version as the advisories word them.

VendorProductVersionsStatus
Sublime HQ Pty LtdSublime Text 44192Vulnerable
Sublime HQ Pty LtdSublime Text 33207Vulnerable

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Availability

High

Confidentiality

High

Integrity

High

Scope

Unchanged

Attack Complexity

Low

Attack Vector

Local

Privileges Req

Low

User Interaction

Required

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

ScoreVersionSeverityExpl.ImpactSource
7.3CVSS 3.1high1.35.9NVD, Sublime HQ Pty Ltd (CNA)
7CVSS 4.0high——Sublime HQ Pty Ltd (CNA)

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

What this weakness leads to

MITRE's own consequences and mitigations for the weakness class — the authority's wording, not guidance derived from the CVSS vector.

MITRE

CWE-494 · Download of Code Without Integrity Check

  • Execute Unauthorized Code or Commands
  • Alter Execution Logic
  • Other

Mitigation: Perform proper forward and reverse DNS lookups to detect DNS spoofing.

Weakness & attack patterns

  • CWE-494

Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.

CAPEC-185 · Malicious Software DownloadCAPEC-187 · Malicious Automated Software UpdateCAPEC-186 · Malicious Software UpdateCAPEC-184 · Software Integrity AttackCAPEC-533 · Malicious Manual Software Update
  • T1195.002Supply Chain Compromise: Compromise Software Supply Chain
  • T1072Software Deployment Tools
  • T1195.001Supply Chain Compromise: Software Dependencies and Development Tools

Public exploit

Capability, not use: code existing is a different claim from anyone running it.

Repositories

7

Detection

Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.

  • Review endpoint telemetry for service binary replacement, suspicious service launches, or privilege changes tied to the affected agent.
  • Monitor for scanner or exploit-pattern traffic after 7 public PoC repositories were reported.
EDR process telemetryhost service logs

Timeline

What happened to this CVE, newest first — with the readings a source repeats on a schedule counted underneath rather than listed.

  1. 2026
  2. Added · CVSS 3.1 7.3 (AV:L)

    Sep 18, 2026 · NVD

  3. Initial · CVE published

    Sep 18, 2026 · NVD

  4. CVE published by MITRE.

    Sep 18, 2026 · SOCRadar CTI

References

3 on the record

Elsewhere on this site

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

  • No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
  • No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
  • No exploit packet captures, log samples, or incident case IDs supplied.
Answered from this record1

What should defenders know first?

CVE-2026-7006 is Sublime Text 4192/3207 Local Privilege Escalation via Update Staging Mechanism, a high vulnerability affecting Sublime Text 4, Sublime Text 3 from Sublime HQ Pty Ltd. The current evidence does not list it in CISA KEV, and the exploit status is: Active exploitation is not confirmed from current sources for CVE-2026-7006. Public exploit evidence is: 7 public PoC repositories reported; 0 marked weaponized in current dataset. The affected-version evidence is listed in the key facts and affected products tables. Defenders should first verify whether exposed or business-critical assets run those versions, then apply vendor patches or mitigations, restrict reachable attack surface, and preserve logs for detection review. CVSS 7.3 describes technical severity, while EPSS 0% helps estimate near-term exploit likelihood; neither replaces asset context. Unknown fields should remain explicit in tickets, and threat actor, IOC, victimology, or payload claims should not be added unless a cited source supports them. Monitor CISA KEV, vendor advisories, NVD changes, public PoC repositories, and internal telemetry for update triggers.