Bug#1136705: commons-configuration2: CVE-2026-45205

[Salvatore Bonaccorso]

Source: commons-configuration2
Version: 2.11.0-3
Severity: important
Tags: security upstream
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for commons-configuration2.

CVE-2026-45205[0]:
| Uncontrolled Recursion vulnerability in Apache Commons.  When
| processing an untrusted configuration file, Commons Configuration
| will throw a StackOverflowError for YAML input with cycles. This
| issue affects Apache Commons: from 2.2 before 2.15.0.  Users are
| recommended to upgrade to version 2.15.0, which fixes the issue.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-45205
    https://www.cve.org/CVERecord?id=CVE-2026-45205
[1] https://www.openwall.com/lists/oss-security/2026/05/14/5
[2] https://github.com/apache/commons-configuration/pull/634
[3] https://github.com/apache/commons-configuration/commit/b51f6bf26e774f3416fdf782a5e1edf33f32ba82

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore