CVE-2023-1004

MarkText WSH JScript code injection

HIGH
7.8
CVSS Score
Published: February 24, 2023 at 07:56 AM UTC
Updated: June 17, 2026 at 05:26 AM UTC
1 product affected across 1 vendorMarkText· also runs on 1 platform

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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability has been found in MarkText up to 0.17.1 on Windows and classified as critical. Affected by this vulnerability is an unknown functionality of the component WSH JScript Handler. The manipulation leads to code injection. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The identifier VDB-221737 was assigned to this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 0.17.10.17.00.17.1
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

ExploitIssue TrackingThird Party Advisory
https://github.com/marktext/marktext/issues/3575
SignaturePermissions RequiredThird Party Advisory
https://vuldb.com/?ctiid.221737
VDB EntryTechnical DescriptionPermissions RequiredThird Party Advisory
https://vuldb.com/?id.221737

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-94

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