CVE-2026-82775: Contec M2M Gateway Integrated Type CPS-MG341* · Exposure of Information Through Directory Listing
Affects Contec M2M Gateway Integrated Type CPS-MG341*Source CVE Database V5
Not known to be exploited · CVSS 4.3 Medium : upgrade to 4.1.0 when convenient.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 38% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.1.0
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 14 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade M2M to 4.1.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Contec Co., Ltd.M2M Gateway Integrated Type CPS-MG341* | Affected
| Fixed in
|
| Contec Co., Ltd.M2M Gateway Configurable type CPS-MGS341* | Affected
| Fixed in
|
| Contec Co., Ltd.M2M Controller Integrated Type CPS-MC341 | Affected
| Fixed in
|
| Contec Co., Ltd.M2M Controller Configurable type CPS-MCS341* | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, restrict access to the affected URLs and implement network-level controls to limit exposure.
Description
An exposure of information through directory listing issue exists in CONPROSYS M2M Gateway Series and CONPROSYS M2M Controller Series. Accessing a specific URL on this product may allow a remote unauthenticated attacker to obtain the directory list without authentication.