CVE-2025-42873

Denial of Service (DoS) in SAPUI5 framework (Markdown-it component)

Published Dec 9, 2025 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
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SAPUI5 (and OpenUI5) packages use outdated 3rd party libraries with known security vulnerabilities.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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Sap
Sap sapui5
Sap Se
Sap Se sapui5
Vendors & Products Sap
Sap sapui5
Sap Se
Sap Se sapui5
Type Values Removed Values Added
Description SAPUI5 (and OpenUI5) packages use outdated 3rd party libraries with known security vulnerabilities.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.
Title Denial of Service (DoS) in SAPUI5 framework (Markdown-it component)
Weaknesses CWE-405
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
sap
Published
Updated
Dec 9, 2025, 4:40 PM
Reserved
Apr 16, 2025, 1:25 PM
Status
Deferred
Published
Dec 9, 2025, 4:17 PM
Modified
Oct 7, 2026, 8:10 PM