CVE Explorer
CVE-2026-5750
An insecure direct object reference (IDOR) vulnerability in the Fullstep V5 registration process allows authenticated users to access data belonging to other registered users through various vulnerable authenticated resources in the application. The vulnerable endpoints result from: '/api/suppliers/v1/suppliers//false' to list user information; and '/#/supplier-registration/supplier-registration//2' to update your user information (personal details, documents, etc.).
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Fullstep","vendor":"Fullstep","versions":[{"status":"affected","version":"5"},{"status":"unaffected","version":"5.30.07"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:25abc06b3bb50ed186fd1f61dcaeefbe2cad4f9e58df044a15eb9fa88e921ca0 · sha256:b3e43181bed358de… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":7.6,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact"…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:25abc06b3bb50ed186fd1f61dcaeefbe2cad4f9e58df044a15eb9fa88e921ca0 · sha256:b3e43181bed358de… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-639","description":"CWE-639 Authorization bypass through User-Controlled key","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:25abc06b3bb50ed186fd1f61dcaeefbe2cad4f9e58df044a15eb9fa88e921ca0 · sha256:b3e43181bed358de… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["patch"],"url":"https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-fullstep"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:25abc06b3bb50ed186fd1f61dcaeefbe2cad4f9e58df044a15eb9fa88e921ca0 · sha256:b3e43181bed358de… · /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.