CVE-2021-26102
9.8
CRITICAL · CVSS 3.1 · EPSS 19.7% (pctl 97)
Patch early
EPSS 19.7% — above the 10% action threshold.
Description
A relative path traversal vulnerability (CWE-23) in FortiWAN version 4.5.7 and below, 4.4 all versions may allow a remote non-authenticated attacker to delete files on the system by sending a crafted POST request. In particular, deleting specific configuration files will reset the Admin password to its default value.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 19.73% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-305 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2024-12-19 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| fortinet | fortiwan |
→ the Explorer · watch your stack · NVD