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CVE-2021-43778

CriticalPublished

Path traversal in GLPI barcode plugin

Published: Nov 24, 2021
Updated: Sep 8, 2025
Assigning CNA: GitHub_M
Evidence observed: Aug 7, 2026

Primary CVSS

9.1/ 10Critical

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS probability estimate

52.7%

High · next 30 days

Percentile: 98.9%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Barcode is a GLPI plugin for printing barcodes and QR codes. GLPI instances version 2.x prior to version 2.6.1 with the barcode plugin installed are vulnerable to a path traversal vulnerability. This issue was patched in version 2.6.1. As a workaround, delete the `front/send.php` file.

Sources

CVE-2021-43778PoC
CVE-2021-43778 poc

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