CVE-2023-26136

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1321

Affected software

VendorProductVersions
n/atough-cookie< 4.1.3

References

Timeline

Published
Jul 1, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-26136: Critical severity, CVSS 9.8 | Vulnix