CVE-2026-19507: CWE-400 Uncontrolled Resource Consumption in RDK RDK-B WebUI
CVE-2026-19507 is a vulnerability in the RDK-B WebUI component of RDK, specifically in the check.jst script. It allows a remote unauthenticated attacker to cause denial of service by submitting excessively large password values, leading to uncontrolled resource consumption. No patch or official remediation guidance is currently available. There is no evidence of exploitation in the wild at this time.
AI Analysis
Technical Summary
This vulnerability involves uncontrolled resource consumption (CWE-400) in the check.jst script of the RDK-B WebUI (version rdkb-2025q4-kirkstone.04.10.26). An attacker can remotely trigger a denial of service condition by sending excessively large password inputs, which the system fails to properly handle, resulting in resource exhaustion. The vulnerability affects the specified RDK-B WebUI version, but no detailed affected version range is provided. No CVSS score or vendor remediation information is currently available.
Potential Impact
A remote unauthenticated attacker can cause a denial of service condition on the affected RDK-B WebUI by exploiting uncontrolled resource consumption through large password values. This could disrupt normal operation of the affected device or service, impacting availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting input sizes or applying network-level protections to mitigate potential denial of service attempts.
CVE-2026-19507: CWE-400 Uncontrolled Resource Consumption in RDK RDK-B WebUI
Description
CVE-2026-19507 is a vulnerability in the RDK-B WebUI component of RDK, specifically in the check.jst script. It allows a remote unauthenticated attacker to cause denial of service by submitting excessively large password values, leading to uncontrolled resource consumption. No patch or official remediation guidance is currently available. There is no evidence of exploitation in the wild at this time.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves uncontrolled resource consumption (CWE-400) in the check.jst script of the RDK-B WebUI (version rdkb-2025q4-kirkstone.04.10.26). An attacker can remotely trigger a denial of service condition by sending excessively large password inputs, which the system fails to properly handle, resulting in resource exhaustion. The vulnerability affects the specified RDK-B WebUI version, but no detailed affected version range is provided. No CVSS score or vendor remediation information is currently available.
Potential Impact
A remote unauthenticated attacker can cause a denial of service condition on the affected RDK-B WebUI by exploiting uncontrolled resource consumption through large password values. This could disrupt normal operation of the affected device or service, impacting availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting input sizes or applying network-level protections to mitigate potential denial of service attempts.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- certcc
- Date Reserved
- 2026-08-10T19:14:02.914Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a860605acd9273b49871aac
Added to database: 08/19/2026, 19:37:41 UTC
Last enriched: 08/19/2026, 19:55:34 UTC
Last updated: 08/19/2026, 21:01:34 UTC
Views: 4
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