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    CVE-2026-16083

    A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This affects the function webhook.ParseRequest of the file pkg/channels/line/line.go of the component LINE Webhook. The manipulation results in authentication bypass by capture-replay. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The reported GitHub issue was closed automatically with the label "not planned" by a bot.

    Published:Jul 18, 2026
    Last Modified:Jul 20, 2026
    EPS:Jul 18, 2026
    EPSS Score:0.0043
    CVSS Score:5.3

    Affected Products

    Vendor
    Sipeed
    Product
    Picoclaw

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-102 Session Sidejacking
    CAPEC-114 Authentication Abuse
    CAPEC-115 Authentication Bypass
    CAPEC-151 Identity Spoofing
    CAPEC-194 Fake the Source of Data
    CAPEC-22 Exploiting Trust in Client
    CAPEC-509 Kerberoasting
    CAPEC-555 Remote Services with Stolen Credentials
    CAPEC-561 Windows Admin Shares with Stolen Credentials
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-593 Session Hijacking
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-633 Token Impersonation
    CAPEC-644 Use of Captured Hashes (Pass The Hash)
    CAPEC-645 Use of Captured Tickets (Pass The Ticket)
    CAPEC-650 Upload a Web Shell to a Web Server
    CAPEC-652 Use of Known Kerberos Credentials
    CAPEC-701 Browser in the Middle (BiTM)
    CAPEC-94 Adversary in the Middle (AiTM)

    Related CVEs

    CVE-2026-16198 (CVSS 2.9) — A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. The impacted element is an unknown function of th…
    CVE-2026-16197 (CVSS 2.1) — A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. The affected element is the functio…
    CVE-2026-16196 (CVSS 2.1) — A weakness has been identified in Sipeed PicoClaw up to 0.2.9. Impacted is the function isPrivateOrRestrictedI…
    CVE-2026-16195 (CVSS 2.1) — A security flaw has been discovered in Sipeed PicoClaw up to 0.2.9. This issue affects the function dispatchIn…
    CVE-2026-16085 (CVSS 1.9) — A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. Affected is the function NewContext…
    CVE-2026-16084 (CVSS 5.5) — A weakness has been identified in Sipeed PicoClaw up to 0.2.9. This impacts the function web_fetch of the file…
    CVE-2026-16082 (CVSS 1.9) — A vulnerability was identified in Sipeed PicoClaw up to 0.2.9. The impacted element is the function ExecTool.e…
    CVE-2026-16081 (CVSS 2.1) — A vulnerability was determined in Sipeed PicoClaw up to 0.2.9. The affected element is an unknown function of …
    CVE-2026-15320 (CVSS 2.1) — A vulnerability was detected in Sipeed PicoClaw up to 0.2.9. This vulnerability affects the function rt.Reload…
    CVE-2026-15319 (CVSS 5.5) — A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. This affects the function IPAllowli…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High