CVE-2026-75349
EIPStackGroup OpENer v2.3.0/master up to commit 76b95cf contains an out-of-bounds read…
- Risk score
- 58/100
- CVSS
- 7.5 v3.1
- Exploit chance (30 days)
- 0.5%
- Published
- 9 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- EIPStackGroup OpENer v2.3.0/master up to commit 76b95cf contains an out-of-bounds read vulnerability in Connection Manager request parsing. This allows a remote attacker to cause a denial of service.
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.5 high
- Remotely exploitable without logging in
References
- https://github.com/EIPStackGroup/OpENer
- https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/cipconnectionmanager.c
- https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/cipmessagerouter.c
- https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/enet_encap/cpf.c
- https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/enet_encap/encap.c
- https://github.com/EIPStackGroup/OpENer/issues/577
Original description
EIPStackGroup OpENer v2.3.0/master up to commit 76b95cf contains an out-of-bounds read vulnerability in Connection Manager request parsing. This allows a remote attacker to cause a denial of service.
Last activity 9 Oct 2026. Patch Forecast updates every hour.