No exploitation reported

CVE-2018-11426

No exploitation reported by the sources we read.

Published2019-07-03
WeaknessCWE-287

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A weak Cookie parameter is used in the web application of Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker can brute force parameters required to bypass authentication and access the web interface to use all its functions except for password change.

Timeline

dates in UTC

2019-07-0315:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-11426?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-11426?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Moxa oncell g3150-hspa firmwareversion to verify

Branch	Affected	Fixed in	Source
1.4	≤ 1.4	no fix published	NVD

Moxa oncell g3150-hspa-t firmwareversion to verify

Branch	Affected	Fixed in	Source
1.4	≤ 1.4	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.09.8read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
NVDweakness (CWE)CWE-287read 2026-10-23
FIRST EPSSEPSS score1.8 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2019-07-03
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-11426?

Is CVE-2018-11426 actively exploited?

Active exploitation of CVE-2018-11426 has not been confirmed. Its EPSS score was 1.8% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-11426?

CVE-2018-11426 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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