CVE-2026-19505 - Improper cryptographic signature verification in `jst_functions.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote attacker to bypass authentication and obtain administrative access via a forged JWT containing an invalid RSA signature. - 漏洞详情

漏洞编号：CVE-2026-19505

风险等级：危急

漏洞来源：CVE

CVE 编号：CVE-2026-19505

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-347

发布/更新时间：2026-08-19 / 2026-08-27

漏洞描述

Improper cryptographic signature verification in `jst_functions.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote attacker to bypass authentication and obtain administrative access via a forged JWT containing an invalid RSA signature.

CVE-2026-19505 - Improper cryptographic signature verification in `jst_functions.c` in RDK-B WebUI `rdkb-2025q4-kirkstone.04.10.26` allows a remote attacker to bypass authentication and obtain administrative access via a forged JWT containing an invalid RSA signature. - 漏洞详情

漏洞描述

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