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    CVE-2023-26136

    Versions of the package tough-cookie before 4.1.3 are vulnerable to Prototype Pollution due to improper handling of Cookies when using CookieJar in rejectPublicSuffixes=false mode. This issue arises from the manner in which the objects are initialized.

    Published:Jul 1, 2023
    Last Modified:Aug 27, 2025
    EPS:Jul 1, 2023
    EPSS Score:0.06872
    CVSS Score:6.5

    Affected Products

    Vendor
    Redhat
    Product
    Acm
    Vendor
    Redhat
    Product
    Jboss Enterprise Application Platform
    Vendor
    Redhat
    Product
    Logging
    Vendor
    Redhat
    Product
    Multicluster Engine
    Vendor
    Redhat
    Product
    Openshift
    Vendor
    Redhat
    Product
    Openshift Data Foundation
    Vendor
    Redhat
    Product
    Rhmt
    Vendor
    Salesforce
    Product
    Tough-cookie

    Exploits

    https://github.com/salesforce/tough-cookie/issues/282https://security.snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873https://github.com/salesforce/tough-cookie/issues/282https://security.snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873https://github.com/CUCUMBERanOrSNCompany/SealSecurityAssignmenthttps://github.com/dani33339/Tough-Cookie-v2.5.0-Patchedhttps://github.com/guy2610/tough-cookie-patch-cve-2023-26136https://github.com/m-lito13/SealSecurity_Examhttps://github.com/morrisel/CVE-2023-26136https://github.com/ronmadar/Open-Source-Seal-Securityhttps://github.com/uriyahav/tough-cookie-2.5.0-cve-2023-26136-fix

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    References

    https://github.com/salesforce/tough-cookie/commit/12d474791bb856004e858fdb1c47b7608d09cf6e
    https://github.com/salesforce/tough-cookie/issues/282
    https://github.com/salesforce/tough-cookie/releases/tag/v4.1.3
    https://lists.debian.org/debian-lts-announce/2023/07/msg00010.html
    https://lists.fedoraproject.org/archives/list/[email protected]/message/3HUE6ZR5SL73KHL7XUPAOEL6SB7HUDT2/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/6PVVPNSAGSDS63HQ74PJ7MZ3MU5IYNVZ/
    https://security.netapp.com/advisory/ntap-20240621-0006/
    https://security.snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873
    https://github.com/salesforce/tough-cookie/commit/12d474791bb856004e858fdb1c47b7608d09cf6e
    https://github.com/salesforce/tough-cookie/issues/282
    https://github.com/salesforce/tough-cookie/releases/tag/v4.1.3
    https://lists.debian.org/debian-lts-announce/2023/07/msg00010.html
    https://lists.fedoraproject.org/archives/list/[email protected]/message/3HUE6ZR5SL73KHL7XUPAOEL6SB7HUDT2/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/6PVVPNSAGSDS63HQ74PJ7MZ3MU5IYNVZ/
    https://security.netapp.com/advisory/ntap-20240621-0006/
    https://security.snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873

    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