Is CVE-2025-42873 actively exploited?

CVE-2025-42873 has no public evidence of in-the-wild exploitation as of 2026-04-15.

What is the CVSS score for CVE-2025-42873?

CVE-2025-42873 has a CVSS score of 5.9 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2025-42873?

Patch guidance is available from SAP security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-42873.

Which products are affected by CVE-2025-42873?

1 product: SAP Refer to Description.

CVE-2025-42873 - remediation guidance & executive summary

Description

SAPUI5 (and OpenUI5) packages use outdated 3rd party libraries with known security vulnerabilities. When markdown-it encounters special malformed input, it fails to terminate properly, resulting in an infinite loop. This Denial of Service via infinite loop causes high CPU usage and system unresponsiveness due to a blocked processing thread. This vulnerability has no impact on confidentiality or integrity but has a high impact on system availability.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: high
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-405

Metadata

Primary Vendor: SAP
Published: 12/9/2025
Last Modified: 4/15/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

SAP : Refer to Description

Remediation Guidance

Executive Summary

Cite this page

CVE-2025-42873. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2025-42873

View on NIST NVD

CVE-2025-42873 vulnerability