SEPTEMBER 17, 2026
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Case File

CVE-2026-19508

CRITICAL · CVSS 9.8 EPSS 0.81%

Source: NVD + CISA KEV + EPSS · Published 2026-08-19 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A heap-based buffer overflow vulnerability in the multipart form-data parser of RDK-B WebUI can be exploited by remote unauthenticated attackers, leading to memory corruption and denial of service, with the potential for arbitrary code execution. Organizations using the affected version, `rdkb-2025q4-kirkstone.04.10.26`, should prioritize patching this vulnerability to mitigate risks associated with unauthorized access and system instability. Immediate attention is recommended for those managing web interfaces that handle multipart/form-data requests.

CVE
CVE-2026-19508
Severity
CRITICAL
CVSS
9.8
EPSS
0.81%

Original NVD 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.