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VulnerabilityPublished Updated

CVE-2026-75347: EIPStackGroup OpENer · Uncontrolled Resource Consumption

Source CVE Database V5

0

Not known to be exploited · CVSS 7.5 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 42% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 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

AI-suggested

Until a patch is available, users should monitor vendor communications for updates.

Description

EIPStackGroup OpENer versions v2.3 and the master branch up to commit 76b95cf have a vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This vulnerability involves dereferencing an expired pointer, which can be exploited remotely to cause a denial of service. The vulnerability has a high severity with a CVSS score of 7.5. No affected versions are explicitly stated beyond the commit reference, and no patch or remediation information is provided.

References

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