CVE-2023-26136 MEDIUM

CVE-2023-26136

Vendor N/A

Product tough-cookie

Weakness CWE-1321

Published July 1, 2023

Last update August 27, 2025

View on NVD All CVEs

CVSS base score

6.5/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality Low

Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

July 1, 2023 CVE published

August 27, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-26136 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/1321.html