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Picomatch: Method Injection in POSIX Character Classes causes incorrect Glob Matching

🗓️ 25 Mar 2026 21:13:39Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 8 Views

Picomatch method injection via POSIX classes breaks glob matching; upgrade to 4.0.4, 3.0.2, or 2.3.2.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Transformation Advisor is affected by multiple vulnerabilities found in Java, JavaScript and IBM WebSphere Application Server Liberty
28 Apr 202613:06
–ibm
IBM Security Bulletins		Security Bulletin: Investigation Assistant App for IBM QRadar SIEM is vulnerable to using components with known vulnerabilities
5 May 202614:43
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerabilities in picomatch-2.3.1.tgz
7 May 202619:16
–ibm
IBM Security Bulletins		Security Bulletin: SPSS Collaboration and Deployment Services is affected by vulnerabilities in Picomatch (CVE-2026-33671, CVE-2026-33672)
12 May 202618:51
–ibm
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite uses multiple third party dependencies which is vulnerable to multiple CVEs.
3 Jun 202607:18
–ibm
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite - Monitor Component uses picomatch-2.3.1.tgz which is vulnerable to CVE-2026-33671, CVE-2026-33672.
4 May 202606:54
–ibm
IBM Security Bulletins		Security Bulletin: There is a vulnerability in picomatch-2.3.1.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-33671)
4 May 202614:03
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in IBM Security QRadar EDR Software
2 Jun 202608:49
–ibm
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite - Visual Inspection component uses picomatch-2.3.1.tgz, picomatch-4.0.3.tgz which is vulnerable to CVE-2026-33671, CVE-2026-33672
27 May 202615:02
–ibm
IBM Security Bulletins		Security Bulletin: IBM Edge Data Collector uses picomatch-2.3.1.tgz which is vulnerable to CVE-2026-33671, CVE-2026-33672.
4 May 202614:38
–ibm
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Vulners
Node
jonschlinkertpicomatchRange<2.3.2npm
OR
jonschlinkertpicomatchRange3.0.0–3.0.2npm
OR
jonschlinkertpicomatchRange4.0.0–4.0.4npm

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27 Mar 2026 21:36Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.3
EPSS0.00059
SSVC
CWE-1321
picomatchmethod injectionposix classesglob matchingupgradesecurity vulnerability
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