PYSEC-2020-244

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    PYSEC-2020-244

    Published: 17 Jun 2020Last Modified: 10 Jun 2026

    Summary:

    Details: OMERO.web before 5.6.3 optionally allows sensitive data elements (e.g., a session key) to be passed as URL query parameters. If an attacker tricks a user into clicking a malicious link in OMERO.web, the information in the query parameters may be exposed in the Referer header seen by the target. Information in the URL path such as object IDs may also be exposed.

    References: https://www.openmicroscopy.org/security/advisories/2019-SV4/, https://github.com/advisories/GHSA-vwxv-frj6-fhc9

    Affected packages

    Package

    Name: omero-web

    Purl: pkg:pypi/omero-web

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.6.3

    Affected versions

    5.5.dev1
    5.5.dev2

    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
    PYSEC-2020-244 | CVE-DB