CRLF Injection Affecting telegraf-1.39 package, versions <1.39.2-r3


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.24% (15th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-TELEGRAF139-18605902
  • published11 Aug 2026
  • disclosed5 Aug 2026

Introduced: 5 Aug 2026

CVE-2026-71311  (opens in a new tab)
CWE-93  (opens in a new tab)

How to fix?

Upgrade Chainguard telegraf-1.39 to version 1.39.2-r3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream telegraf-1.39 package and not the telegraf-1.39 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.0, a valid but nondefault FTP filename encoding in backend/ftp/ftp.go can restore raw CR/LF immediately before an attacker-controlled path is interpolated into the line-oriented FTP control channel, and github.com/jlaffaye/ftp formats the argument through textproto.Conn.Cmd without rejecting CR or LF, allowing a filename such as victim CRLF DELE other-secret CRLF NOOP to inject an independent authenticated FTP command when the victim copies or syncs to a more-privileged FTP destination. This issue is fixed in 1.75.0.