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Vulnerabilities CVE-2026-19508

CVE-2026-19508

None
Open
TLP:CLEAR

RDK WebUI heap-based buffer overflow vulnerability

NVD CVE.org

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Description

Heap-based buffer overflow in the multipart form-data parser in `jst_post.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote unauthenticated attacker to cause memory corruption and denial of service, and potentially execute arbitrary code, via a crafted multipart/form-data request.

Details

Confidence
90%
Published
Aug 19, 2026
Last Modified
Aug 19, 2026
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