CVE-2020-37112

GUnet OpenEclass 1.7.3 E-learning platform - 'month' SQL Injection

GUnet OpenEclass 1.7.3 contains multiple SQL injection vulnerabilities that allow authenticated attackers to manipulate database queries through unvalidated parameters. Attackers can exploit the 'month' parameter in the agenda module and other endpoints to extract sensitive database information using error-based or time-based injection techniques.

Affected

Openeclass · GUnet OpenEclass

CVSS v4.0 VULNCHECK

7.1 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 NVD

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

CVSS v3.1 VULNCHECK

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

EPSS

0.32% chance of exploitation in the next 30 days, 23rd percentile

Published

2026-02-03

Updated

2026-03-05

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/48163

Security advisories

• https://www.vulncheck.com/advisories/gunet-openeclass-e-learning-platform-month-sql-injec…
• https://download.openeclass.org/files/docs/1.7/CHANGES.txt
• https://www.openeclass.org

References

• CVE Record
• NVD entry