Allocation of Resources Without Limits or Throttling Affecting rails package, versions <2:7.2.2.2+dfsg-2~deb13u2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.43% (36th percentile)

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  • Snyk IDSNYK-ECHOLATEST-RAILS-18427255
  • published30 Jul 2026
  • disclosed26 Mar 2026

Introduced: 26 Mar 2026

CVE-2026-33658  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Echo:latest rails to version 2:7.2.2.2+dfsg-2~deb13u2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rails package and not the rails package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate CPU usage compared to a normal request for the same file, possibly resulting in a DoS vulnerability. Versions 8.1.2.1, 8.0.4.1, and 7.2.3.1 contain a patch.

CVSS Base Scores

version 3.1