CVE-2021-23343
Regular Expression Denial of Service (ReDoS)
HIGH
7.5
CVSS Score
Published: May 4, 2021 at 08:25 AM UTC
Updated: June 17, 2026 at 03:38 AM UTC
1 product affected across 1 vendorPath Parse
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
Description
All versions of package path-parse are vulnerable to Regular Expression Denial of Service (ReDoS) via splitDeviceRe, splitTailRe, and splitPathRe regular expressions. ReDoS exhibits polynomial worst-case time complexity.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.0.7
Affected range stops below 1.0.7, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (4)
x_refsource_MISCExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/jbgutierrez/path-parse/issues/8Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.apache.org/thread.html/r6a32cb3eda3b19096ad48ef1e7aa8f26e005f2f63765abb69ce08b85%40%3Cdev.myfaces.apache.org%3Ex_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279028x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-JS-PATHPARSE-1077067CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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