6.7

CVE-2025-32766: fortinet fortiweb Stack-based Buffer Overflow

CVSS: 6.7v3.1MediumAnalyzed
Published 12-08-2025Last modified 26-02-2026
Open JSON

Vulnerability summary

CVE-2025-32766 is a medium (CVSS 6.7) Stack-based Buffer Overflow vulnerability in fortinet fortiweb. EPSS estimates a 0.14% chance of exploitation in the next 30 days, higher than 2.6% of scored vulnerabilities.

Overall risk
27/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.7/10
010
Medium · v3.1 (NVD)
EPSS score
0.14%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 12-08-2025
    PublishedVulnerability first disclosed.
  2. 26-02-2026
    Last modifiedVulnerability information updated.

Description

A stack-based buffer overflow vulnerability [CWE-121] in Fortinet FortiWeb CLI version 7.6.0 through 7.6.3 and before 7.4.8 allows a privileged attacker to execute arbitrary code or commands via crafted CLI commands

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.14%

Chance of exploitation in the next 30 days

Percentile

3%

Versus all other CVEs

30-day change

0.00 pp

From 0.14% on 22-09-2026

22-09-202622-10-2026
EPSS score
0.14%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Fortinet1 product
  • fortiweb≥ 7.6.0, ≤ 7.6.3 | ≥ 7.4.1, ≤ 7.4.8 | ≥ 7.4.1, < 7.4.9 | ≥ 7.6.0, < 7.6.4

1 vendor · 1 product

References

1 links