AUGUST 4, 2026
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Case File

CVE-2021-26102

CRITICAL · CVSS 9.8 EPSS 16.76%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-12-19 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Its EPSS score suggests a 16.8% probability of exploitation in the next 30 days. It may be remotely exploitable. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-26102
Severity
CRITICAL
CVSS
9.8
EPSS
16.76%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)