Loop with Unreachable Exit Condition ('Infinite Loop') Affecting caddy package, versions <2.11.2-r15


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-WOLFILATEST-CADDY-16617745
  • published9 May 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

NewCVE-2026-33814  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Wolfi caddy to version 2.11.2-r15 or higher.

NVD Description

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

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

CVSS Base Scores

version 3.1