CVE-2026-69153

CVE-2026-69153 (PostCSS) affects PostCSS prior to 8.5.19. If the option from is unset, an attacker can cause PreviousMap.loadFile() to read an unintended source-map file by supplying an absolute or directory-traversal sourceMappingURL, exposing the map’s sources and sourcesContent. The issue is f...

CVE-2026-69153 PostCSS: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset

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...

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: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset

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: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset

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...

PT-2026-67450

Name of the Vulnerable Software and Affected Versions PostCSS versions prior to 8.5.19 Description PostCSS transforms CSS files into an Abstract Syntax Tree to allow analysis and modification. When the from option is unset, the PreviousMap.loadFile function fails to properly validate the...

CVE-2026-69153: Improper Limitation of a Pathname to a Restricted Directory

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...

Linux Distros Unpatched Vulnerability : CVE-2026-69153

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Information Disclosure postcss Dependency in Crowd Data Center

This High severity Information Disclosure vulnerability was introduced in versions 6.1.0, 6.2.0, 6.3.0, 7.0.0, 7.1.0, and 7.2.0 of Crowd Data Center. This Information Disclosure vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N allows an...

The vulnerability of the PostCSS cascade style sheet transformation library’s instrumented library arises from the lack of protection for website structure. This allows attackers to perform cross-site scripting (XSS) attacks.

The vulnerability of the PostCSS cascade style sheet transformation library is related to the lack of measures taken to protect the structure of web pages. Exploiting this vulnerability allows a malicious actor to perform cross-site scripting attacks XSS remotely...

Security Bulletin: IBM Edge Data Collector uses multiple dependencies which are vulnerable to multiple CVEs.

Summary IBM Edge Data Collector uses yaml-1.10.2.tgz, idna-3.10-py3-none-any.whl, pyjwt-2.12.1-py3-none-any.whl, postcss-8.5.3.tgz, postcss-selector-parser-6.0.10.tgz which are vulnerable to CVE-2026-33532, CVE-2026-45409, CVE-2026-48522, CVE-2026-48523, CVE-2026-48524, CVE-2026-48525,...

Malicious code in postcss-motion-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4534713b2409f1fe5588befb885030edc2eafddf215d1103e70f9024c64cbc35 Package is advertised as a small PostCSS plugin that injects CSS variables and adds -webkit- prefixes, but its main index.js is a 164 KB single-file...

MAL-2026-11168 Malicious code in postcss-motion-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4534713b2409f1fe5588befb885030edc2eafddf215d1103e70f9024c64cbc35 Package is advertised as a small PostCSS plugin that injects CSS variables and adds -webkit- prefixes, but its main index.js is a 164 KB single-file...

Security Bulletin: IBM Maximo Application Suite uses postcss-8.4.49.tgz which is vulnerable to CVE-2026-41305.

Summary IBM Maximo Application Suite uses postcss-8.4.49.tgz which is vulnerable to CVE-2026-41305. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2026-41305 DESCRIPTION: PostCSS takes a CSS file and provides an API to analyze and...

CVE-2026-45623

A flaw was found in PostCSS, a tool that processes CSS files. An attacker who provides specially crafted CSS input containing a malicious source map comment can cause the system to read arbitrary files from the local filesystem. This can lead to the disclosure of sensitive information, specifical...

Linux Distros Unpatched Vulnerability : CVE-2026-45623

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 prio...

Information Disclosure at postcss Dependency in Bamboo Data Center

This High severity Information Disclosure vulnerability was introduced in versions 10.0.0, 10.1.0, 10.2.0, 11.0.0, 12.0.0, and 12.1.0 of Bamboo Data Center. This Information Disclosure vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N allows...

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...

DEBIAN-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...