Prototype Pollution in Salesforce Tough-Cookie
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.
Vulnerability class: Prototype Pollution
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.025 (84.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Salesforce Tough-Cookie
- Tough-Cookie — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
- CUCUMBERanOrSNCompany/SealSecurityAssignment
- guy2610/tough-cookie-patch-cve-2023-26136
- uriyahav/tough-cookie-2.5.0-cve-2023-26136-fix
- morrisel/CVE-2023-26136
- dani33339/Tough-Cookie-v2.5.0-Patched
- m-lito13/SealSecurity_Exam
- ronmadar/Open-Source-Seal-Security
- m-lito13/SealSecurity_
- mathworks/MATLAB-language-server
- nomi-sec/PoC-in-GitHub
References
- security.snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873 (Technical Description, Exploit, Third Party Advisory)
- github.com/salesforce/tough-cookie/issues/282 (Exploit, Issue Tracking, Vendor Advisory)
- github.com/salesforce/tough-cookie/commit/12d474791bb856004e858fdb1c47b7608d09c… (Patch)
- github.com/salesforce/tough-cookie/releases/tag/v4.1.3 (Release Notes)
- lists.debian.org/debian-lts-announce/2023/07/msg00010.html
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/…
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/…
- security.netapp.com/advisory/ntap-20240621-0006/
Frequently asked questions
- What is CVE-2023-26136?
- CVE-2023-26136 is a medium-severity vulnerability in Salesforce Tough-Cookie, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 6.5/10. Published 2023-07-01.
- How severe is CVE-2023-26136?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-26136 known to be exploited?
- 20 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.