CVE-2021-43778
CVE-2021-43778 is a critical-severity vulnerability in Glpi-project Barcode with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 53% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 5.0
- EPSS exploit prediction: 53% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Glpi-project Barcode
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2021-43778?
- 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.
- How severe is CVE-2021-43778?
- CVE-2021-43778 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2021-43778 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 53% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-43778?
- CVE-2021-43778 affects Glpi-project Barcode. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-43778?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2021-43778 published?
- CVE-2021-43778 was published on 2021-11-24 and last updated on 2026-06-17.
References
- https://github.com/hansmach1ne/MyExploits/tree/main/Path%20Traversal%20in%20GLPI%20Barcode%20plugin
- https://github.com/pluginsGLPI/barcode/commit/428c3d9adfb446e8492b1c2b7affb3d34072ff46
- https://github.com/pluginsGLPI/barcode/releases/tag/2.6.1
- https://github.com/pluginsGLPI/barcode/security/advisories/GHSA-2pjh-h828-wcw9
- https://github.com/hansmach1ne/CVE-portfolio/tree/main/CVE-2021-43778
Affected products (1)
- cpe:2.3:a:glpi-project:barcode:*:*:*:*:*:*:*:*
Other CWE-22 (Path Traversal) vulnerabilities
- CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
- CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
- CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
- CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
- CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
- CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…