CVE-2021-47702

OpenBMCS Cross Site Request Forgery (CSRF) via sendFeedback.php

OpenBMCS 2.4 contains a CSRF vulnerability that allows attackers to perform actions with administrative privileges by exploiting the sendFeedback.php endpoint. Attackers can submit malicious requests to trigger unintended actions, such as sending emails or modifying system settings.

Affected

OPEN BMCS · OpenBMCS

CVSS v4.0 VULNCHECK

5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/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

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS

0.19% chance of exploitation in the next 30 days, 8th percentile

Published

2025-12-09

Updated

2026-04-07

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/50667

Security advisories

• https://www.vulncheck.com/advisories/openbmcs-cross-site-request-forgery-csrf-via-sendfee…
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5691.php
• https://www.openbmcs.com

References

• CVE Record
• NVD entry