CVE-2022-24839

    Dashboard / Vulnerabilities / CVE-2022-24839

    CVE-2022-24839

    Published: 11 Apr 2022Last Modified: 12 Aug 2026

    Summary: Uncontrolled Resource Consumption in org.cyberneko.html (nokogiri fork)

    Details: org.cyberneko.html is an html parser written in Java. The fork of `org.cyberneko.html` used by Nokogiri (Rubygem) raises a `java.lang.OutOfMemoryError` exception when parsing ill-formed HTML markup. Users are advised to upgrade to `>= 1.9.22.noko2`. Note: The upstream library `org.cyberneko.html` is no longer maintained. Nokogiri uses its own fork of this library located at https://github.com/sparklemotion/nekohtml and this CVE applies only to that fork. Other forks of nekohtml may have a similar vulnerability.

    References: https://www.oracle.com/security-alerts/cpujul2022.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/24xxx/CVE-2022-24839.json, https://github.com/sparklemotion/nekohtml/security/advisories/GHSA-9849-p7jc-9rmv, https://nvd.nist.gov/vuln/detail/CVE-2022-24839, https://github.com/sparklemotion/nekohtml/commit/a800fce3b079def130ed42a408ff1d09f89e773d

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -591ff8f41c75a70e66596567b03dbf671e7ade0d

    Affected versions

    1.9.22
    1.9.21

    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-2022-24839 | CVE-DB