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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | tough-cookie | < 4.1.3 | 4.1.3 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | node-tough-cookie | 4.1.3+~4.0.2-1 | — |
| Debian 13 | node-tough-cookie | 4.1.3+~4.0.2-1 | — |
| Debian 12 | node-tough-cookie | 4.0.0-2+deb12u1 | — |
| Debian 10 | node-tough-cookie | 2.3.4+dfsg-1+deb10u1 | DLA-3488-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | node-tough-cookie | No fix yet | — |
| Ubuntu 20.04 LTS | node-tough-cookie | No fix yet | — |
| Ubuntu 18.04 LTS | node-tough-cookie | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat JBoss EAP 7 | eap7-activemq-artemis +15 | 2.16.0-15.redhat_00049.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-bouncycastle +5 | 1.76.0-4.redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-hal-console | 3.3.19-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-hibernate +4 | 5.3.31-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-ironjacamar +8 | 1.5.15-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-jboss-marshalling +1 | 2.0.13-2.SP1_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-jboss-modules | 1.12.2-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-jboss-server-migration +2 | 1.10.0-31.Final_redhat_00030.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-jboss-xnio-base | 3.8.10-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-mod_cluster | 1.4.5-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-netty +28 | 4.1.94-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-resteasy +18 | 3.15.8-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-undertow | 2.2.26-1.SP1_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-wildfly +4 | 7.4.13-8.GA_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-wildfly-elytron +1 | 1.15.20-1.Final_redhat_00001.1.el7eap | RHSA-2023:5486, RHSA-2023:5485, RHSA-2023:5484 |
| Red Hat JBoss EAP 7 | eap7-wildfly-java-jdk17 | 7.4.13-8.GA_redhat_00001.1.el8eap | RHSA-2023:5486, RHSA-2023:5485 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | js-jquery | No fix yet | — |
| Azure Linux 2 (CBL-Mariner) | js-jquery | No fix yet | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | katib-earlystopping +8 | 0.19.0-r31 | — |
| Wolfi rolling | katib-suggestion-goptuna-compat | 0.19.0-r40 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 7 repositories
-
CUCUMBERanOrSNCompany/SealSecurityAssignment ★ 1 · Dec 4, 2023
Researching on the vulnrability CVE-2023-26136
-
guy2610/tough-cookie-patch-cve-2023-26136 ★ 0 · Jul 28, 2025
-
uriyahav/tough-cookie-2.5.0-cve-2023-26136-fix ★ 0 · Jun 18, 2025
ecurity patch for CVE-2023-26136 in tough-cookie 2.5.0 - Prototype pollution vulnerability fix with backward compatibility
-
morrisel/CVE-2023-26136 ★ 0 · Feb 7, 2025
This repository contains a solution for the CVE-2023-26136 vulnerability.
-
dani33339/Tough-Cookie-v2.5.0-Patched ★ 0 · Feb 4, 2025
CVE-2023-26136 vulnerability research
-
m-lito13/SealSecurity_Exam ★ 0 · Sep 2, 2024
Fix prototype pollution vulnerability (CVE-2023-26136) for tough-cookie package
-
ronmadar/Open-Source-Seal-Security ★ 0 · May 6, 2024
Fix open source package uses tough-cookie 2.5.0 - CVE-2023-26136,
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | tough-cookie | < 4.1.3 | 4.1.3 | GHSA-72xf-g2v4-qvf3 |
Advisories 7
- RHSA-2023:5486 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.13 security update on RHEL 9 Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2023:5484 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.13 security update on RHEL 7 Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2023:5485 Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.13 security update on RHEL 8 Red Hat Security Advisories (RHSA) · Oct 17, 2026
- DLA-3488-1 node-tough-cookie - security update Debian Security (DSA / DLA) · Mar 9, 2026
- WID-SEC-2026-0180 Dell Data Protection Advisor: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 20, 2026
- WID-SEC-2023-1738 Red Hat OpenShift: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 14, 2025
- ICSA-24-200-02 Subnet Solutions PowerSYSTEM Center CISA ICS & IT advisories · Jul 18, 2024
References
- https://security.snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873
- https://github.com/salesforce/tough-cookie/issues/282
- https://github.com/salesforce/tough-cookie/commit/12d474791bb856004e858fdb1c47b7608d09cf6e
- 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/package-announce@lists.fedoraproject.org/message/6PVVPNSAGSDS63HQ74PJ7MZ3MU5IYNVZ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3HUE6ZR5SL73KHL7XUPAOEL6SB7HUDT2/
- https://security.netapp.com/advisory/ntap-20240621-0006/