Inefficient Regular Expression Complexity Affecting grafana-mssql package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.36% (28th percentile)

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  • Snyk IDSNYK-RHEL8-GRAFANAMSSQL-17754404
  • published1 Jul 2026
  • disclosed30 Jun 2026

Introduced: 30 Jun 2026

NewCVE-2026-13149  (opens in a new tab)
CWE-1333  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 grafana-mssql.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grafana-mssql package and not the grafana-mssql package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

brace-expansion through 5.0.6 is vulnerable to denial of service. The expand() function exhibits exponential-time complexity in the number of consecutive non-expanding '{}' brace groups. An attacker who passes a crafted string to expand(), directly or transitively, can cause significant CPU consumption and event-loop blocking. The max option does not mitigate this, as it bounds the output size rather than the recursion work.

CVSS Base Scores

version 3.1