Is CVE-2018-1000124 actively exploited?

No active exploitation of CVE-2018-1000124 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-1000124 be exploited remotely?

Yes. CVE-2018-1000124 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-1000124?

CVE-2018-1000124 has a CVSS score of 10.0 (CRITICAL).

HOME VULNERABILITIESCVE-2018-1000124

CRITICAL

CVE-2018-1000124

CWE-611Published: March 13, 2018· Updated: Jun 17, 2026

10.0

CVSS v3.1

Official Description

I Librarian I-librarian version 4.8 and earlier contains a XML External Entity (XXE) vulnerability in line 154 of importmetadata.php(simplexml_load_string) that can result in an attacker reading the contents of a file and SSRF. This attack appear to be exploitable via posting xml in the Parameter form_import_textarea.

NVD Source

Technical Analysis

CVE-2018-1000124 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 10.0.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.