CVE-2026-22540
DENIAL OF SERVICE VIA ARP PACKETS
Description
The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly.
INFO
Published Date :
Jan. 7, 2026, 3:15 p.m.
Last Modified :
Jan. 7, 2026, 3:15 p.m.
Remotely Exploit :
Yes !
Source :
50b5080a-775f-442e-83b5-926b5ca517b6
Affected Products
The following products are affected by CVE-2026-22540
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
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | CRITICAL | 50b5080a-775f-442e-83b5-926b5ca517b6 | ||||
| CVSS 4.0 | CRITICAL | 50b5080a-775f-442e-83b5-926b5ca517b6 |
Solution
- Implement rate limiting for ARP requests.
- Filter excessive ARP traffic.
- Update charger firmware if available.
- Monitor network traffic for anomalies.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-22540.
| URL | Resource |
|---|---|
| https://cds.thalesgroup.com/en |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-22540 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-22540
weaknesses.
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-2026-22540 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-22540 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 50b5080a-775f-442e-83b5-926b5ca517b6
Jan. 07, 2026
Action Type Old Value New Value Added Description The massive sending of ARP requests causes a denial of service on one board of the charger that allows control of the EV interfaces. Since the board must be operating correctly for the charger to also function correctly. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-400 Added Reference https://cds.thalesgroup.com/en