8.7

CVE-2026-43839: advantech adam-3600 NULL Pointer Dereference

CVSS: 8.7v4.0HighDeferred
Published 20-10-2026Last modified 20-10-2026
Open JSON

Vulnerability summary

CVE-2026-43839 is a high (CVSS 8.7) NULL Pointer Dereference vulnerability in advantech adam-3600. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18.7% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.7/10
010
High · v4.0 (CVE.org)
EPSS score
0.27%
0%100%
Low · Change unavailable
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 20-10-2026
    PublishedVulnerability first disclosed.
  2. 20-10-2026
    Last modifiedVulnerability information updated.

Description

A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.27%

Chance of exploitation in the next 30 days

Percentile

19%

Versus all other CVEs

30-day change

Change unavailable

Change unavailable

20-10-202621-10-2026
EPSS score
0.27%

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

Advantech1 product

1 vendor · 1 product

References

2 links