CLSA-2026-1779065193 TuxCare security update for postcss (2 CVEs)

TuxCare rebuilt postcss to address 2 CVEs. Fixed in 8.4.5-tuxcare.1...

CLSA-2026-1779065191 TuxCare security update for postcss (1 CVE)

TuxCare rebuilt postcss to address 1 CVE. Fixed in 8.4.31-tuxcare.1...

CLSA-2026-1779065192 TuxCare security update for postcss (1 CVE)

TuxCare rebuilt postcss to address 1 CVE. Fixed in 8.5.6-tuxcare.1...

CLSA-2026-1779065184 TuxCare security update for postcss (1 CVE)

TuxCare rebuilt postcss to address 1 CVE. Fixed in 8.4.41-tuxcare.1...

CLSA-2026-1777509599 TuxCare security update for postcss (1 CVE)

TuxCare rebuilt postcss to address 1 CVE. Fixed in 8.4.14-tuxcare.1...

CLSA-2026-1776299672 TuxCare security update for postcss (3 CVEs)

TuxCare rebuilt postcss to address 3 CVEs. Fixed in 7.0.14-tuxcare.1...

CLSA-2026-1774830263 TuxCare security update for postcss (2 CVEs)

TuxCare rebuilt postcss to address 2 CVEs. Fixed in 5.2.18-tuxcare.1...

postcss: PostCSS: Information disclosure via crafted sourceMappingURL

A flaw was found in PostCSS. A remote attacker can exploit this vulnerability by providing a specially crafted sourceMappingURL when a specific configuration the 'from' parameter is not set. This can cause the application to read and expose unintended source-map files, potentially revealing...

postcss: PostCSS: Information disclosure via crafted sourceMappingURL

A flaw was found in PostCSS. A remote attacker can exploit this vulnerability by providing a specially crafted sourceMappingURL when a specific configuration the 'from' parameter is not set. This can cause the application to read and expose unintended source-map files, potentially revealing...

Security Bulletin: IBM Maximo Application Suite - Visual Inspection component uses postcss-selector-parser-7.1.1.tgz which is vulnerable to CVE-2026-9358

Summary IBM Maximo Application Suite - Visual Inspection component uses postcss-selector-parser-7.1.1.tgz which is vulnerable to CVE-2026-9358, This bulletin contains information regarding the vulnerability and its remediation. Vulnerability Details CVEID:CVE-2026-9358 DESCRIPTION: A vulnerabilit...

SUSE CVE-2026-45623

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. In versions 8.5.11 and prior, the PreviousMap parses the / sourceMappingURL=PATH / comment from any CSS string passed to process and dereferences PATH against the...

CVE-2026-69153

A flaw was found in PostCSS. A remote attacker can exploit this vulnerability by providing a specially crafted sourceMappingURL when a specific configuration the 'from' parameter is not set. This can cause the application to read and expose unintended source-map files, potentially revealing...

CVE-2026-69153

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.19, if from is unset, an attacker can cause PreviousMap.loadFile to read an unintended source-map file by supplying an absolute or directory-traversal...

UBUNTU-CVE-2026-69153

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.19, if from is unset, an attacker can cause PreviousMap.loadFile to read an unintended source-map file by supplying an absolute or directory-traversal...

CVE-2026-69153

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.19, if from is unset, an attacker can cause PreviousMap.loadFile to read an unintended source-map file by supplying an absolute or directory-traversal...

Directory Traversal

Overview postcss is a PostCSS is a tool for transforming styles with JS plugins. Affected versions of this package are vulnerable to Directory Traversal in the PreviousMap.loadFile method of lib/previous-map.js, which nests its traversal guard inside an if cssFile branch that is skipped when the...

GHSA-FXQJ-RQCC-2CMP PostCSS: incomplete fix of GHSA-6g55-p6wh-862q — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset

Summary The fix for GHSA-6g55-p6wh-862q added a guard in lib/previous-map.js PreviousMap.loadFile that restricts an attacker-controlled sourceMappingURL from a CSS comment to a .map extension and, for untrusted maps, rejects .. traversal and absolute paths. The traversal/absolute rejection is...

Directory Traversal

Overview org.webjars.npm:postcss is a PostCSS is a tool for transforming styles with JS plugins. Affected versions of this package are vulnerable to Directory Traversal in the PreviousMap.loadFile method of lib/previous-map.js, which nests its traversal guard inside an if cssFile branch that is...

NPM: PostCSS: incomplete fix of GHSA-6g55-p6wh-862q — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset

NPM: PostCSS: incomplete fix of GHSA-6g55-p6wh-862q — attacker-controlled sourceMappingURL reads arbitrary .map files when from is unset vulnerability discovered by ? in WordPress Npm postcss versions = 8.5.22...

EUVD-2026-52373

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.19, if from is unset, an attacker can cause PreviousMap.loadFile to read an unintended source-map file by supplying an absolute or directory-traversal...