What is the CVSS score of EUVD-2025-18856?

EUVD-2025-18856 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 0.1%.

Which versions of MarkText are affected by EUVD-2025-18856?

Organizations using MarkText should be aware of moderate risk from CVE-2025-6492, a resource exhaustion vulnerability rated CVSS 5.3. Service availability could be impacted.

How to fix or mitigate EUVD-2025-18856?

Within 30 days: Identify affected systems running MarkText and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

MarkText EUVD-2025-18856

| CVE-2025-6492 MEDIUM

Uncontrolled Resource Consumption (CWE-400)

2025-06-22 cna@vuldb.com

Denial Of Service

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 21:55 euvd

EUVD-2025-18856

Analysis Generated

Mar 15, 2026 - 21:55 vuln.today

CVE Published

Jun 22, 2025 - 20:15 nvd

MEDIUM 5.3

DescriptionCVE.org

A vulnerability has been found in MarkText up to 0.17.1 and classified as problematic. Affected by this vulnerability is the function getRecommendTitleFromMarkdownString of the file marktext/src/main/utils/index.js. The manipulation leads to inefficient regular expression complexity. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Analysis

Technical ContextAI

A denial of service vulnerability allows an attacker to disrupt the normal functioning of a system, making it unavailable to legitimate users. This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400).