Resource exhaustion in brace-expansion - CVE-2026-45149
Published: May 12, 2026
Vulnerability identifier: #VU131107
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-45149
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to improper resource consumption in the numeric range expansion logic when processing a string containing a single large numeric range. A remote attacker can supply a specially crafted expansion string to cause a denial of service.
User interaction is required to process the crafted expansion input.
Affected software
brace-expansion
Maximo Application Suite - Visual Inspection Component
Bitbucket Data Center
Confluence Data Center
Maximo Application Suite - Visual Inspection Component
Bitbucket Data Center
Confluence Data Center
How to mitigate CVE-2026-45149
Install security update from vendor's website.
brace-expansion - update to 5.0.6
Maximo Application Suite - Visual Inspection Component - addressed in versions 9.0.21, 9.1.18
Bitbucket Data Center - addressed in versions 10.2.4, 10.3.1
Confluence Data Center - update to 10.2.10
Maximo Application Suite - Visual Inspection Component - addressed in versions 9.0.21, 9.1.18
Bitbucket Data Center - addressed in versions 10.2.4, 10.3.1
Confluence Data Center - update to 10.2.10