Review reviewHigh

CVE-2026-54297

lostisland faraday, Red Hat 3scale API Management Platform 2, Red Hat Satellite 6

Faraday is an HTTP client library abstraction layer that provides a common interface over many adapters. From 1.0.0 until 1.10.6 and 2.14.3, Faraday::NestedParamsEncoder, the default nested query parameter encoder/decoder in Faraday, decodes nested query strings without enforcing a maximum nesting depth. A crafted query string causes Faraday to build a deeply nested Ruby Hash structure. The internal dehash routine then recursively walks this attacker-controlled structure without a depth limit. At sufficient depth, Ruby raises an uncaught SystemStackError (stack level too deep), crashing the...

CVSS: 7.5
EPSS: 0.43%
CISA KEV: Not listed
Published: 2026.06.25

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.43%

Technical severityCVSS 7.5

Vulnerability overview

Affected product and versions

Product: lostisland faraday, Red Hat 3scale API Management Platform 2, Red Hat Satellite 6
Affected versions: >= >= 1.0.0, < 1.10.6, >= >= 2.0.0.alpha.pre.1, < 2.14.3, >= 1.0.0 < 1.10.6, >= 2.0.0 < 2.14.3
Fixed versions: 1.10.6, 2.14.3

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that lostisland faraday, Red Hat 3scale API Management Platform 2, Red Hat Satellite 6 and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE: CWE-674, CWE-770