{"id":"CVE-2026-92459","state":"PUBLISHED","title":"yshop-crm through 2.1.3 Missing Authorization via CRM Lead-Claim Endpoint","description":"yshop-crm through 2.1.3 contains a missing authorization vulnerability in the CrmCluesController receiveCustomer endpoint that allows authenticated back-office users to claim sales leads without proper permission checks. Attackers can invoke the lead-claim endpoint to reassign leads from other employees to themselves by overwriting the ownerUserId field, with no access logging or quota validation to prevent bulk lead theft.","publishedAt":"2026-09-16T11:07:28.792Z","updatedAt":"2026-09-16T17:43:45.260Z","severity":{"score":7.1,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["guchengwuyue yshop-crm"],"affected":[{"vendor":"guchengwuyue","product":"yshop-crm","packageURL":"pkg:github/guchengwuyue/yshop-crm","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.1.3","versionType":"semver"}],"repo":"https://github.com/guchengwuyue/yshop-crm"}],"references":["https://github.com/LinYuanyi1/cve-request-poc/blob/master/yshop-crm/C06_crm_clues_receive.py","https://github.com/guchengwuyue/yshop-crm/blob/5f5810a0e1e4ab0828523ec299bf973c2f9065d7/yshop-crm/yshop-module-crm/yshop-module-crm-biz/src/main/java/co/yixiang/yshop/module/crm/controller/admin/crmclues/CrmCluesController.java#L80","https://github.com/guchengwuyue/yshop-crm/blob/5f5810a0e1e4ab0828523ec299bf973c2f9065d7/yshop-crm/yshop-module-crm/yshop-module-crm-biz/src/main/java/co/yixiang/yshop/module/crm/service/crmclues/CrmCluesServiceImpl.java#L113","https://github.com/guchengwuyue/yshop-crm/blob/5f5810a0e1e4ab0828523ec299bf973c2f9065d7/yshop-crm/pom.xml#L30","https://github.com/guchengwuyue/yshop-crm","https://www.vulncheck.com/advisories/yshop-crm-through-2.1.3-missing-authorization-via-crm-lead-claim-endpoint"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/92xxx/CVE-2026-92459.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-92459","state":"PUBLISHED","datePublished":"2026-09-16T11:07:28.792Z","dateUpdated":"2026-09-16T17:43:45.260Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-09-16T10:57:06.137Z"},"containers":{"cna":{"title":"yshop-crm through 2.1.3 Missing Authorization via CRM Lead-Claim Endpoint","descriptions":[{"lang":"en","value":"yshop-crm through 2.1.3 contains a missing authorization vulnerability in the CrmCluesController receiveCustomer endpoint that allows authenticated back-office users to claim sales leads without proper permission checks. Attackers can invoke the lead-claim endpoint to reassign leads from other employees to themselves by overwriting the ownerUserId field, with no access logging or quota validation to prevent bulk lead theft."}],"affected":[{"vendor":"guchengwuyue","product":"yshop-crm","packageURL":"pkg:github/guchengwuyue/yshop-crm","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.1.3","versionType":"semver"}],"repo":"https://github.com/guchengwuyue/yshop-crm"}],"references":[{"url":"https://github.com/LinYuanyi1/cve-request-poc/blob/master/yshop-crm/C06_crm_clues_receive.py","tags":["exploit"],"name":"Reporter proof of concept: unauthorized lead claim via /crm/clues/receive"},{"url":"https://github.com/guchengwuyue/yshop-crm/blob/5f5810a0e1e4ab0828523ec299bf973c2f9065d7/yshop-crm/yshop-module-crm/yshop-module-crm-biz/src/main/java/co/yixiang/yshop/module/crm/controller/admin/crmclues/CrmCluesController.java#L80","tags":["technical-description"],"name":"receiveCustomer declared without @PreAuthorize while the sibling open handler requires crm:clues:query"},{"url":"https://github.com/guchengwuyue/yshop-crm/blob/5f5810a0e1e4ab0828523ec299bf973c2f9065d7/yshop-crm/yshop-module-crm/yshop-module-crm-biz/src/main/java/co/yixiang/yshop/module/crm/service/crmclues/CrmCluesServiceImpl.java#L113","tags":["technical-description"],"name":"receiveClues overwrites ownerUserId with no public-pool or ownership assertion"},{"url":"https://github.com/guchengwuyue/yshop-crm/blob/5f5810a0e1e4ab0828523ec299bf973c2f9065d7/yshop-crm/pom.xml#L30","tags":["technical-description"],"name":"Maven revision property showing the affected tree is version 2.1.3"},{"url":"https://github.com/guchengwuyue/yshop-crm","tags":["product"],"name":"yshop-crm source repository"},{"url":"https://www.vulncheck.com/advisories/yshop-crm-through-2.1.3-missing-authorization-via-crm-lead-claim-endpoint","name":"VulnCheck Advisory: yshop-crm through 2.1.3 Missing Authorization via CRM Lead-Claim Endpoint","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-09-16T11:07:28.792Z"},"datePublic":"2026-09-13T00:00:00.000Z","credits":[{"lang":"en","value":"Mingsheng Lin (lincoke)","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-16T17:41:57.246493Z","id":"CVE-2026-92459","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-16T17:43:45.260Z"}}]}}}