CVE-2023-49956 json
An issue was discovered in Dalmann OCPP.Core before 1.3.0 for OCPP (Open Charge Point Protocol) for electric vehicles.
published 2023-12-07 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-53851
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 53%
- public exploits
- 0
- none known
Summary
An issue was discovered in Dalmann OCPP.Core before 1.3.0 for OCPP (Open Charge Point Protocol) for electric vehicles. A StopTransaction message with any random transactionId terminates active transactions.
Patch / fix
- dallmann-consulting open_charge_point_protocol 1.3.0
Exploit prediction
0.71% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/dallmann-consulting/OCPP.Core/issues/34 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
-
github.com
/dallmann-consulting/OCPP.Core/issues/34
exploit, issue-tracking, vendor-advisory
Sources
- CVE List CVE-2023-49956
- NVD CVE-2023-49956
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.