CVE-2026-19507

RDK WebUI uncontrolled resource consumption

Published Aug 19, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Uncontrolled resource consumption in `check.jst` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote unauthenticated attacker to cause denial of service via excessively large password values.

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
Weaknesses CWE-20
Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-20
Type Values Removed Values Added
Weaknesses CWE-400
Type Values Removed Values Added
First Time appeared Rdk
Rdk rdk-b Webui
Vendors & Products Rdk
Rdk rdk-b Webui
Type Values Removed Values Added
Weaknesses CWE-400
Type Values Removed Values Added
Description Uncontrolled resource consumption in `check.jst` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote unauthenticated attacker to cause denial of service via excessively large password values.
Title RDK WebUI uncontrolled resource consumption
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
certcc
Published
Updated
Aug 27, 2026, 3:39 PM
Reserved
Aug 10, 2026, 7:14 PM
Status
Awaiting Analysis
Published
Aug 19, 2026, 8:17 PM
Modified
Sep 3, 2026, 5:42 PM