CVE-2026-11527 Affecting libconfig-inifiles-perl package, versions <3.000003-5


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
1.07% (62nd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-LIBCONFIGINIFILESPERL-17338520
  • published15 Jun 2026
  • disclosed14 Jun 2026

Introduced: 14 Jun 2026

CVE-2026-11527  (opens in a new tab)

How to fix?

Upgrade Debian:unstable libconfig-inifiles-perl to version 3.000003-5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libconfig-inifiles-perl package and not the libconfig-inifiles-perl package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

Config::IniFiles versions before 3.001000 for Perl allow OS command injection and file overwrite via a 2-arg open() of the -file argument in _make_filehandle.

Config::IniFiles::_make_filehandle opens a filename argument with Perl's 2-arg open(), so a filename that begins or ends with a pipe ("| cmd", "cmd |") or begins with a redirect ("> path", ">> path") is run as a command or redirect rather than opened as a file. The helper is the open path behind the documented -file argument: new(-file => $thing) reaches it through ReadConfig. An in-memory scalar reference (-file => $text) does not open a path and is unaffected.

Any caller that forwards untrusted input to the -file argument can run an arbitrary command or truncate a file under the process UID.

CVSS Base Scores

version 3.1