Low severity · published Sep 15, 2025
CVE-2025-59398
The OCPP implementation in libocpp before 0.26.2 allows a denial of service (EVerest crash) via JSON input larger than 255 characters, because a CiString<255> object is created…
3.1
CVSS
0.2%
EPSS
No
On KEV
Description
The OCPP implementation in libocpp before 0.26.2 allows a denial of service (EVerest crash) via JSON input larger than 255 characters, because a CiString<255> object is created with StringTooLarge set to Throw.
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Adjacent
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
libocpp · EVerest
before 0.26.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59398
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59398
github.com
https://github.com/EVerest/everest-core/commit/253432ae7458ad0445f68f9d716086090c2be49c
github.com
https://github.com/EVerest/everest-core/issues/1152
github.com
https://github.com/EVerest/libocpp/commit/fb391b4ff16a0a07150e5a8eebf0856fb6623cbe
github.com
https://github.com/EVerest/libocpp/compare/v0.26.1...v0.26.2
github.com
https://github.com/EVerest/libocpp/pull/1052
More from libocpp
3.1
CVE-2025-59399
libocpp before 0.28.0 allows a denial of service (EVerest crash) because a secondary exception is thrown during error message generation