CVE-2021-21311 — Adminer Server-Side Request Forgery Vulnerability
2025-09-29 • CISA Known Exploited Vulnerability
[event] Adminer contains a server-side request forgery vulnerability that, when exploited, allows a remote attacker to obtain potentially sensitive information.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Adminer |
| Product | Adminer |
| CWE | CWE-918 |
| CVE ID | CVE-2021-21311 |
| Date Added | 2025-09-29 |
| Due Date | 2025-10-20 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Due Date: 2025-10-20