postcss-selector-parser allows denial of service through uncontrolled AST recursion

A vulnerability was determined in postcss-selector-parser before 6.1.3 and 7.1.1. 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...

@archon-research/design-system (>=0.1.0-dev25004766367, <=1.0.0-rohit-ds-tokens-and-primitives.1), @archon-research/mcp-connect (>=0.7.0-rohit-magnitude-valuetext.1, <=1.0.0-rohit-ds-tokens-and-primitives.1) +445 more potentially affected by CVE-2026-9358 via postcss-selector-parser (>=7.1.0, <=7.1.2)

postcss-selector-parser NPM version =7.1.0, =0.1.0-dev25004766367, =0.7.0-rohit-magnitude-valuetext.1, =1.0.3, =1.11.1, =1.11.1, =1.11.1, =1.12.0, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.13.1, =1.19.0 - @cashfreepayments/cashfree-here 1.0.1 and more Source cves: CVE-2026-9358...

@ahnlabcloudmate/design-system (>=0.0.1-beta.0, <=0.2526.3), @azu/eslint-plugin-panda-oxc (>=1.0.1, <=1.0.2) +219 more potentially affected by CVE-2026-9358 via postcss-selector-parser (>=6.1.0, <=6.1.2)

postcss-selector-parser NPM version =6.1.0, =0.0.1-beta.0, =1.0.1, =0.0.3, =0.0.1, =0.0.1, =0.0.1, =0.0.4, =0.0.3, =0.0.3, =0.0.1, =0.0.1, =0.0.9, =0.0.1, =0.0.4, =0.0.32 and more Source cves: CVE-2026-9358 Source advisory: GHSA-W9M9-85WC-3X92...

@archon-research/design-system (>=0.1.0-dev25004766367, <=1.0.0-rohit-ds-tokens-and-primitives.1), @archon-research/mcp-connect (>=0.7.0-rohit-magnitude-valuetext.1, <=1.0.0-rohit-ds-tokens-and-primitives.1) +445 more potentially affected by CVE-2026-9358 via postcss-selector-parser (>=7.1.0, <=7.1.2)

postcss-selector-parser NPM version =7.1.0, =0.1.0-dev25004766367, =0.7.0-rohit-magnitude-valuetext.1, =1.0.3, =1.11.1, =1.11.1, =1.11.1, =1.12.0, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.13.1, =1.19.0 - @cashfreepayments/cashfree-here 1.0.1 and more Source cves: CVE-2026-9358...

@ahnlabcloudmate/design-system (>=0.0.1-beta.0, <=0.2526.3), @azu/eslint-plugin-panda-oxc (>=1.0.1, <=1.0.2) +219 more potentially affected by CVE-2026-9358 via postcss-selector-parser (>=6.1.0, <=6.1.2)

postcss-selector-parser NPM version =6.1.0, =0.0.1-beta.0, =1.0.1, =0.0.3, =0.0.1, =0.0.1, =0.0.1, =0.0.4, =0.0.3, =0.0.3, =0.0.1, =0.0.1, =0.0.9, =0.0.1, =0.0.4, =0.0.32 and more Source cves: CVE-2026-9358 Source advisory: OSV:GHSA-W9M9-85WC-3X92...

GHSA-W9M9-85WC-3X92 postcss-selector-parser allows denial of service through uncontrolled AST recursion

A vulnerability was determined in postcss-selector-parser before 6.1.3 and 7.1.1. 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...

Uncontrolled Recursion

Overview Affected versions of this package are vulnerable to Uncontrolled Recursion via the toString function in the AST Serialization. An attacker can cause uncontrolled recursion by providing specially crafted input, potentially resulting in resource exhaustion and application unavailability...

org.webjars.npm:coreui__coreui (4.2.1), org.webjars.npm:css-loader (>=2.1.0, <=6.7.2) +19 more potentially affected by CVE-2026-9358 via org.webjars.npm:postcss-selector-parser (>=4.0.0-rc.1, <=7.1.0)

org.webjars.npm:postcss-selector-parser MAVEN version =4.0.0-rc.1, =2.1.0, =3.1.0, =7.0.1, =4.0.2, =2.0.6, =2.1.0, =4.1.2, =6.2.0 and more Source cves: CVE-2026-9358 Source advisory: SNYK:JAVA-ORGWEBJARSNPM-16873883...

Uncontrolled Recursion

Overview Affected versions of this package are vulnerable to Uncontrolled Recursion via the toString function in the AST Serialization. An attacker can cause uncontrolled recursion by providing specially crafted input, potentially resulting in resource exhaustion and application unavailability...

CVE-2026-9358

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...

UBUNTU-CVE-2026-9358

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...

@archon-research/design-system (>=0.1.0-dev25004766367, <=1.0.0-rohit-ds-tokens-and-primitives.1), @archon-research/mcp-connect (>=0.7.0-rohit-magnitude-valuetext.1, <=1.0.0-rohit-ds-tokens-and-primitives.1) +445 more potentially affected by CVE-2026-9358 via postcss-selector-parser (>=7.1.0, <=7.1.2)

postcss-selector-parser NPM version =7.1.0, =0.1.0-dev25004766367, =0.7.0-rohit-magnitude-valuetext.1, =1.0.3, =1.11.1, =1.11.1, =1.11.1, =1.12.0, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.11.1, =1.13.1, =1.19.0 - @cashfreepayments/cashfree-here 1.0.1 and more Source cves: CVE-2026-9358...

@ahnlabcloudmate/design-system (>=0.0.1-beta.0, <=0.2526.3), @azu/eslint-plugin-panda-oxc (>=1.0.1, <=1.0.2) +219 more potentially affected by CVE-2026-9358 via postcss-selector-parser (>=6.1.0, <=6.1.2)

postcss-selector-parser NPM version =6.1.0, =0.0.1-beta.0, =1.0.1, =0.0.3, =0.0.1, =0.0.1, =0.0.1, =0.0.4, =0.0.3, =0.0.3, =0.0.1, =0.0.1, =0.0.9, =0.0.1, =0.0.4, =0.0.32 and more Source cves: CVE-2026-9358 Source advisory: MEND:CVE-2026-9358...

CVE-2026-9358 postcss-selector-parser AST Serialization container.js toString recursion

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...

CVE-2026-9358: Uncontrolled Recursion

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...