kleros-sdk-2.3.1.tgz: 5 vulnerabilities (highest severity is: 9.3)

[mend-bolt-for-github]

Vulnerable Library - kleros-sdk-2.3.1.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Found in HEAD commit: 9ae87edd1101b0d1d4b4bc9dce9980b2b97bdb67

Vulnerabilities

Vulnerability	Severity	CVSS	Dependency	Type	Fixed in (kleros-sdk version)	Remediation Possible**
CVE-2025-6545	Critical	9.3	pbkdf2-3.1.2.tgz	Transitive	N/A*	❌
CVE-2025-27611	High	7.5	base-x-3.0.10.tgz	Transitive	N/A*	❌
CVE-2025-6547	Medium	6.8	pbkdf2-3.1.2.tgz	Transitive	N/A*	❌
WS-2024-0017	Medium	6.1	dompurify-2.5.7.tgz	Transitive	N/A*	❌
CVE-2025-26791	Medium	4.5	dompurify-2.5.7.tgz	Transitive	N/A*	❌

*For some transitive vulnerabilities, there is no version of direct dependency with a fix. Check the "Details" section below to see if there is a version of transitive dependency where vulnerability is fixed.

**In some cases, Remediation PR cannot be created automatically for a vulnerability despite the availability of remediation

Details

CVE-2025-6545

Vulnerable Library - pbkdf2-3.1.2.tgz

This library provides the functionality of PBKDF2 with the ability to use any supported hashing algorithm returned from crypto.getHashes()

Library home page: https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.1.2.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy:

• kleros-sdk-2.3.1.tgz (Root Library)
  • reality-eth-lib-3.4.7.tgz
    • ethereumjs-abi-0.6.8.tgz
      • ethereumjs-util-6.2.1.tgz
        • ethereum-cryptography-0.1.3.tgz
          • ❌ pbkdf2-3.1.2.tgz (Vulnerable Library)

Found in HEAD commit: 9ae87edd1101b0d1d4b4bc9dce9980b2b97bdb67

Found in base branch: dev

Vulnerability Details

Improper Input Validation vulnerability in pbkdf2 allows Signature Spoofing by Improper Validation. This vulnerability is associated with program files lib/to-buffer.Js.
This issue affects pbkdf2: from 3.0.10 through 3.1.2.
Mend Note: The description of this vulnerability differs from MITRE.

Publish Date: 2025-06-23

URL: CVE-2025-6545

CVSS 3 Score Details (9.3)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: High
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-h7cp-r72f-jxh6

Release Date: 2025-06-23

Fix Resolution: https://github.com/browserify/pbkdf2.git - v3.1.3

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CVE-2025-27611

Vulnerable Library - base-x-3.0.10.tgz

Library home page: https://registry.npmjs.org/base-x/-/base-x-3.0.10.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy:

• kleros-sdk-2.3.1.tgz (Root Library)
  • reality-eth-lib-3.4.7.tgz
    • ethereumjs-abi-0.6.8.tgz
      • ethereumjs-util-6.2.1.tgz
        • ethereum-cryptography-0.1.3.tgz
          • bs58check-2.1.2.tgz
            • bs58-4.0.1.tgz
              • ❌ base-x-3.0.10.tgz (Vulnerable Library)

Found in HEAD commit: 9ae87edd1101b0d1d4b4bc9dce9980b2b97bdb67

Found in base branch: dev

Vulnerability Details

base-x is a base encoder and decoder of any given alphabet using bitcoin style leading zero compression. Versions 4.0.0, 5.0.0, and all prior to 3.0.11, are vulnerable to attackers potentially deceiving users into sending funds to an unintended address. This issue has been patched in versions 3.0.11, 4.0.1, and 5.0.1.

Publish Date: 2025-04-30

URL: CVE-2025-27611

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: High
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-xq7p-g2vc-g82p

Release Date: 2025-04-30

Fix Resolution: https://github.com/cryptocoinjs/base-x.git - v5.0.1

Step up your Open Source Security Game with Mend here

CVE-2025-6547

Vulnerable Library - pbkdf2-3.1.2.tgz

This library provides the functionality of PBKDF2 with the ability to use any supported hashing algorithm returned from crypto.getHashes()

Library home page: https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.1.2.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy:

• kleros-sdk-2.3.1.tgz (Root Library)
  • reality-eth-lib-3.4.7.tgz
    • ethereumjs-abi-0.6.8.tgz
      • ethereumjs-util-6.2.1.tgz
        • ethereum-cryptography-0.1.3.tgz
          • ❌ pbkdf2-3.1.2.tgz (Vulnerable Library)

Found in HEAD commit: 9ae87edd1101b0d1d4b4bc9dce9980b2b97bdb67

Found in base branch: dev

Vulnerability Details

Improper Input Validation vulnerability in pbkdf2 allows Signature Spoofing by Improper Validation.This issue affects pbkdf2: <=3.1.2.

Publish Date: 2025-06-23

URL: CVE-2025-6547

CVSS 3 Score Details (6.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: High
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-v62p-rq8g-8h59

Release Date: 2025-06-23

Fix Resolution: pbkdf2 - 3.1.3

Step up your Open Source Security Game with Mend here

WS-2024-0017

Vulnerable Library - dompurify-2.5.7.tgz

DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. It's written in JavaScript and works in all modern browsers (Safari, Opera (15+), Internet Explorer (10+), Firefox and Chrome - as well as almost anything else usin

Library home page: https://registry.npmjs.org/dompurify/-/dompurify-2.5.7.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy:

• kleros-sdk-2.3.1.tgz (Root Library)
  • reality-eth-lib-3.4.7.tgz
    • isomorphic-dompurify-0.23.0.tgz
      • ❌ dompurify-2.5.7.tgz (Vulnerable Library)

Found in HEAD commit: 9ae87edd1101b0d1d4b4bc9dce9980b2b97bdb67

Found in base branch: dev

Vulnerability Details

Insufficient checks in DOMPurify allows an attacker to bypass sanitizers and execute arbitrary JavaScript code. This issue affects versions before 2.5.8 and 3.x before 3.2.3.

Publish Date: 2024-02-08

URL: WS-2024-0017

CVSS 3 Score Details (6.1)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2024-02-08

Fix Resolution: domPurify - 2.5.8,3.2.3

Step up your Open Source Security Game with Mend here

CVE-2025-26791

Vulnerable Library - dompurify-2.5.7.tgz

DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. It's written in JavaScript and works in all modern browsers (Safari, Opera (15+), Internet Explorer (10+), Firefox and Chrome - as well as almost anything else usin

Library home page: https://registry.npmjs.org/dompurify/-/dompurify-2.5.7.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy:

• kleros-sdk-2.3.1.tgz (Root Library)
  • reality-eth-lib-3.4.7.tgz
    • isomorphic-dompurify-0.23.0.tgz
      • ❌ dompurify-2.5.7.tgz (Vulnerable Library)

Found in HEAD commit: 9ae87edd1101b0d1d4b4bc9dce9980b2b97bdb67

Found in base branch: dev

Vulnerability Details

DOMPurify before 3.2.4 has an incorrect template literal regular expression, sometimes leading to mutation cross-site scripting (mXSS).

Publish Date: 2025-02-14

URL: CVE-2025-26791

CVSS 3 Score Details (4.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Local
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.cve.org/CVERecord?id=CVE-2025-26791

Release Date: 2025-02-14

Fix Resolution: dompurify - 3.2.4

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