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    CVE-2021-23368

    The package postcss from 7.0.0 and before 8.2.10 are vulnerable to Regular Expression Denial of Service (ReDoS) during source map parsing.

    Published:Apr 12, 2021
    Last Modified:Nov 21, 2024
    EPS:Apr 12, 2021
    EPSS Score:0.003
    CVSS Score:5.3

    Affected Products

    Vendor
    Postcss
    Product
    Postcss
    Vendor
    Redhat
    Product
    Acm
    Vendor
    Redhat
    Product
    Openshift
    Vendor
    Redhat
    Product
    Quay

    Exploits

    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595

    Related CVEs

    CVE-2026-73646 (CVSS 7.5) — PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an…
    CVE-2026-69153 (CVSS 6.3) — PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an…
    CVE-2026-45623 (CVSS 7.5) — PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an…
    CVE-2026-9358 (CVSS 2.1) — A vulnerability was determined in postcss-selector-parser up to 6.1.2/7.1.2. Affected is the function toString…
    CVE-2026-41305 (CVSS 6.1) — PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an…
    CVE-2023-44270 (CVSS 5.3) — An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse ext…
    CVE-2021-23382 (CVSS 5.3) — The package postcss before 8.2.13 are vulnerable to Regular Expression Denial of Service (ReDoS) via getAnnota…

    References

    https://github.com/postcss/postcss/commit/8682b1e4e328432ba692bed52326e84439cec9e4
    https://github.com/postcss/postcss/commit/b6f3e4d5a8d7504d553267f80384373af3a3dec5
    https://lists.apache.org/thread.html/r00158f5d770d75d0655c5eef1bdbc6150531606c8f8bcb778f0627be%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r16e295b4f02d81b79981237d602cb0b9e59709bafaa73ac98be7cef1%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r49afb49b38748897211b1f89c3a64dc27f9049474322b05715695aab%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r5acd89f3827ad9a9cad6d24ed93e377f7114867cd98cfba616c6e013%40%3Ccommits.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r8def971a66cf3e375178fbee752e1b04a812a047cc478ad292007e33%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/rad5af2044afb51668b1008b389ac815a28ecea9eb75ae2cab5a00ebb%40%3Ccommits.myfaces.apache.org%3E
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795
    https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595
    https://github.com/postcss/postcss/commit/8682b1e4e328432ba692bed52326e84439cec9e4
    https://github.com/postcss/postcss/commit/b6f3e4d5a8d7504d553267f80384373af3a3dec5
    https://lists.apache.org/thread.html/r00158f5d770d75d0655c5eef1bdbc6150531606c8f8bcb778f0627be%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r16e295b4f02d81b79981237d602cb0b9e59709bafaa73ac98be7cef1%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r49afb49b38748897211b1f89c3a64dc27f9049474322b05715695aab%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r5acd89f3827ad9a9cad6d24ed93e377f7114867cd98cfba616c6e013%40%3Ccommits.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/r8def971a66cf3e375178fbee752e1b04a812a047cc478ad292007e33%40%3Cdev.myfaces.apache.org%3E
    https://lists.apache.org/thread.html/rad5af2044afb51668b1008b389ac815a28ecea9eb75ae2cab5a00ebb%40%3Ccommits.myfaces.apache.org%3E
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795
    https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High