CVE-2021-43778

Name: CVE-2021-43778
Creator: NVD / NIST
Published: 2021-11-24T19:15:07.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 52.66%

Last modified Jun 17, 2026

CVE-2021-43778 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 52.66% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

52.66%

98.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Glpi-Project	Barcode	>= 2.0, < 2.6.1

References

https://github.com/hansmach1ne/MyExploits/tree/main/Path%20Traversal%20in%20GLPI%20Barcode%20pluginExploit, Third Party Advisory
https://github.com/pluginsGLPI/barcode/commit/428c3d9adfb446e8492b1c2b7affb3d34072ff46Patch, Third Party Advisory
https://github.com/pluginsGLPI/barcode/releases/tag/2.6.1Release Notes, Third Party Advisory
https://github.com/pluginsGLPI/barcode/security/advisories/GHSA-2pjh-h828-wcw9Patch, Third Party Advisory
https://github.com/hansmach1ne/CVE-portfolio/tree/main/CVE-2021-43778
https://github.com/hansmach1ne/MyExploits/tree/main/Path%20Traversal%20in%20GLPI%20Barcode%20pluginExploit, Third Party Advisory
https://github.com/pluginsGLPI/barcode/commit/428c3d9adfb446e8492b1c2b7affb3d34072ff46Patch, Third Party Advisory
https://github.com/pluginsGLPI/barcode/releases/tag/2.6.1Release Notes, Third Party Advisory
https://github.com/pluginsGLPI/barcode/security/advisories/GHSA-2pjh-h828-wcw9Patch, Third Party Advisory

Timeline

Published: Nov 24, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43778?

How severe is CVE-2021-43778?

CVE-2021-43778 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 52.66% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43778?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-43778?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST