CVE-2026-51221
EIPStackGroup OpENer: Buffer Overflow Denial of Service
Description
A buffer overflow in the Get_Attribute_List function of EIPStackGroup OpENer commit 76b95c allows attackers to cause a Denial of Service (DoS) via supplying a crafted Common Packet Format (CPF) packet.
INFO
Published Date :
June 29, 2026, midnight
Last Modified :
June 29, 2026, 9:54 p.m.
Remotely Exploit :
No
Source :
mitre
Affected Products
The following products are affected by CVE-2026-51221
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update EIPStackGroup OpENer to the latest version.
- Apply security patches provided by the vendor.
- Sanitize input in the Get_Attribute_List function.
- Validate Common Packet Format (CPF) packets.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-51221 vulnerability anywhere in the article.