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    CVE-2026-49956

    Hermes WebUI before version 0.51.269 contains a profile isolation bypass vulnerability that allows authenticated users to access data belonging to other profiles by querying the session search endpoint without active-profile filtering. Attackers can send requests to the sessions search handler to retrieve session titles and transcript message content from profiles other than their own active profile.

    Published:Jun 9, 2026
    Last Modified:Jul 14, 2026
    EPS:Jun 9, 2026
    EPSS Score:0.00272
    CVSS Score:6.5

    Affected Products

    Vendor
    Get-hermes
    Product
    Hermes Web Ui
    Vendor
    Nesquena
    Product
    Hermes-webui

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

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    CVE-2026-55198 (CVSS 7.1) — Hermes WebUI before 0.51.443 contains an authorization bypass vulnerability in the session export endpoint tha…
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    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