CVE-2026-86321

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    CVE-2026-86321

    Published: 7 Sept 2026Last Modified: 10 Sept 2026

    Summary: java-json-tools jackson-coreutils URL Validation JsonLoader.java JsonLoader.fromURL server-side request forgery

    Details: A vulnerability was found in java-json-tools jackson-coreutils 2.0. Affected by this issue is the function JsonLoader.fromURL of the file src/main/java/com/github/fge/jackson/JsonLoader.java of the component URL Validation. The manipulation results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

    References: https://github.com/java-json-tools/jackson-coreutils/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86321.json, https://nvd.nist.gov/vuln/detail/CVE-2026-86321, https://vuldb.com/cve/CVE-2026-86321, https://vuldb.com/submit/908323, https://vuldb.com/vuln/399511, https://github.com/java-json-tools/jackson-coreutils/issues/64, https://vuldb.com/vuln/399511/cti

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 4575e2b026ed90ffa731a1c7e42be4817c9b1bd7
    Fixed -None

    Affected versions

    2.0

    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
    CVE-2026-86321 | CVE-DB