CVE-2026-26996
minimatch: minimatch: Denial of Service via specially crafted glob patterns
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 20, 2026
Updated · October 21, 2026
Description
A flaw was found in minimatch. A remote attacker could exploit this Regular Expression Denial of Service (ReDoS) vulnerability by providing a specially crafted glob pattern. This pattern, containing numerous consecutive wildcard characters, causes excessive processing and exponential backtracking in the regular expression engine. Successful exploitation leads to a Denial of Service (DoS), making the application unresponsive.
Statement
Exploitation of this flaw requires that a user or service processes untrusted input.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-1333 · Inefficient Regular Expression Complexity