CVE Explorer
CVE-2026-4156
ChargePoint Home Flex OCPP getpreq Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of ChargePoint Home Flex EV chargers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of OCPP messages. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stac
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","product":"Home Flex","vendor":"ChargePoint","versions":[{"status":"affected","version":"5.5.4.13"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4b14bb87009b45b6331be625fe0d8a3d918d581f78ae0a69902b68649072d685 · sha256:73d6eb1479a354dd… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"},"metric_type":"cvssV3_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4b14bb87009b45b6331be625fe0d8a3d918d581f78ae0a69902b68649072d685 · sha256:73d6eb1479a354dd… · /containers/cna/metrics/0/cvssV3_0
CWE assertions
1 source assertion{"cweId":"CWE-121","description":"CWE-121: Stack-based Buffer Overflow","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4b14bb87009b45b6331be625fe0d8a3d918d581f78ae0a69902b68649072d685 · sha256:73d6eb1479a354dd… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"ZDI-26-196","tags":["x_research-advisory"],"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-196/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4b14bb87009b45b6331be625fe0d8a3d918d581f78ae0a69902b68649072d685 · sha256:73d6eb1479a354dd… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.