typography-0.5.10.tgz: 1 vulnerabilities (highest severity is: 4.3)

[mend-bolt-for-github]

Vulnerable Library - typography-0.5.10.tgz

Sample Path to Dependency File: /playground/package.json

Path to vulnerable library: /playground/package.json

Vulnerabilities

Vulnerability	Severity	CVSS	Dependency	Type	Fixed in (typography version)	Remediation Possible**
CVE-2026-9358	Medium	4.3	postcss-selector-parser-6.0.10.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-2026-9358

Vulnerable Library - postcss-selector-parser-6.0.10.tgz

> Selector parser with built in methods for working with selector strings.

Library home page: https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.0.10.tgz

Sample Path to Dependency File: /playground/package.json

Path to vulnerable library: /playground/package.json

Dependency Hierarchy:

• typography-0.5.10.tgz (Root Library)
  • ❌ postcss-selector-parser-6.0.10.tgz (Vulnerable Library)

Found in base branch: develop

Vulnerability Details

A vulnerability was determined in postcss-selector-parser up to 6.1.2/7.1.2. Affected is the function toString of the file src/selectors/container.js of the component AST Serialization. Executing a manipulation can lead to uncontrolled recursion. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 6.1.3 and 7.1.3 is able to address this issue. This patch is called 5bc698cef66f8abd12610dc623e5d67cbc0f869d. It is suggested to upgrade the affected component. The vendor explains, that according to his definition "DoS on server-side on user-generated CSS is low risk for us (since most users compile own CSS with PostCSS)." The commits were backported to 6.x branch, which was the most downloaded version.

Publish Date: 2026-05-24

URL: CVE-2026-9358

CVSS 3 Score Details (4.3)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

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