What is the CVSS score of CVE-2023-26136?

CVE-2023-26136 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.5%.

Is there a public PoC exploit available for CVE-2023-26136?

Yes, a public proof-of-concept exploit is available for CVE-2023-26136. Prioritise patching immediately. EPSS: 2.5%.

Is there a patch available for CVE-2023-26136?

Yes, a patch is available for CVE-2023-26136. Update the affected software to the latest version immediately.

Salesforce CVE-2023-26136

CRITICAL

Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution) (CWE-1321)

2023-07-01 report@snyk.io

Information Disclosure Salesforce Prototype Pollution Tough Cookie

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 01, 2023 - 05:15 nvd

CRITICAL 9.8

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

244 npm packages depend on tough-cookie (51 direct, 193 indirect)

Ecosystem-wide dependent count for version 4.1.3.

DescriptionNVD

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.

AnalysisAI

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. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution) (CWE-1321), which allows attackers to modify object prototypes to inject properties affecting application logic. 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 include: Salesforce Tough-Cookie. Version information: before 4.1.3.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Freeze prototypes, validate object keys, avoid recursive merging of untrusted data.