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VulnerabilityPublished

CVE-2026-82943: RT-Labs AB SOEM · Out-of-bounds Read

Affects RT-Labs AB SOEMSource CVE Database V5

0

Not known to be exploited · CVSS 6.5 Medium : upgrade to 2.0.1 when convenient.

Data as of 26 Oct 2026, 14:00 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.0.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 26 Oct 2026.

What to do

Upgrade RT-Labs AB SOEM to 2.0.1.

Affected software

ProductAffectedFixed in
RT-Labs ABSOEMAffected
  • <2.0.1
Fixed in
  • 2.0.1

AI-suggested

Users should upgrade to SOEM version 2.0.1 or later, where this vulnerability is fixed. No other mitigations are indicated by the vendor advisory.

Description

CVE-2026-82943 is an out-of-bounds read vulnerability in RT-Labs AB SOEM affecting versions before 2.0.1. The flaw allows a malicious device to cause the master to read memory beyond intended buffers by sending crafted messages with unvalidated length values. This can lead to unauthorized disclosure of up to 64KB of the master's memory. The issue is fixed in version 2.0.1.

References

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