{"api_version":"1","generated_at":"2026-04-26T12:12:10+00:00","cve":"CVE-2026-6977","urls":{"html":"https://cve.report/CVE-2026-6977","api":"https://cve.report/api/cve/CVE-2026-6977.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-6977","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-6977"},"summary":{"title":"vanna-ai vanna Legacy Flask API improper authorization","description":"A security vulnerability has been detected in vanna-ai vanna up to 2.0.2. The affected element is an unknown function of the component Legacy Flask API. The manipulation leads to improper authorization. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.","state":"PUBLISHED","assigner":"VulDB","published_at":"2026-04-25 11:16:19","updated_at":"2026-04-25 11:16:19"},"problem_types":["CWE-266","CWE-285","CWE-285 Improper Authorization","CWE-266 Incorrect Privilege Assignment"],"metrics":[{"version":"4.0","source":"cna@vuldb.com","type":"Secondary","score":"6.9","severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":6.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"PROOF_OF_CONCEPT","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}},{"version":"4.0","source":"CNA","type":"DECLARED","score":"6.9","severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","data":{"baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"}},{"version":"3.1","source":"cna@vuldb.com","type":"Primary","score":"7.3","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","baseScore":7.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.3","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","data":{"baseScore":7.3,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"}},{"version":"3.0","source":"CNA","type":"DECLARED","score":"7.3","severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","data":{"baseScore":7.3,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"}},{"version":"2.0","source":"cna@vuldb.com","type":"Secondary","score":"7.5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}},{"version":"2.0","source":"CNA","type":"DECLARED","score":"7.5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","data":{"baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"}}],"references":[{"url":"https://vuldb.com/submit/795331","name":"https://vuldb.com/submit/795331","refsource":"cna@vuldb.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://vuldb.com/vuln/359520/cti","name":"https://vuldb.com/vuln/359520/cti","refsource":"cna@vuldb.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://vuldb.com/vuln/359520","name":"https://vuldb.com/vuln/359520","refsource":"cna@vuldb.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/yidaozhongqing/York/issues/2","name":"https://github.com/yidaozhongqing/York/issues/2","refsource":"cna@vuldb.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-6977","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6977","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"vanna-ai","product":"vanna","version":"affected 2.0.0","platforms":[]},{"source":"CNA","vendor":"vanna-ai","product":"vanna","version":"affected 2.0.1","platforms":[]},{"source":"CNA","vendor":"vanna-ai","product":"vanna","version":"affected 2.0.2","platforms":[]}],"timeline":[{"source":"CNA","time":"2026-04-24T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"source":"CNA","time":"2026-04-24T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"source":"CNA","time":"2026-04-24T20:55:16.000Z","lang":"en","value":"VulDB entry last update"}],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"York Shen (VulDB User)","lang":"en"},{"source":"CNA","value":"VulDB CNA Team","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"6977","cve":"CVE-2026-6977","epss":"0.000380000","percentile":"0.113180000","score_date":"2026-04-25","updated_at":"2026-04-26 00:00:19"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"modules":["Legacy Flask API"],"product":"vanna","vendor":"vanna-ai","versions":[{"status":"affected","version":"2.0.0"},{"status":"affected","version":"2.0.1"},{"status":"affected","version":"2.0.2"}]}],"credits":[{"lang":"en","type":"reporter","value":"York Shen (VulDB User)"},{"lang":"en","type":"coordinator","value":"VulDB CNA Team"}],"descriptions":[{"lang":"en","value":"A security vulnerability has been detected in vanna-ai vanna up to 2.0.2. The affected element is an unknown function of the component Legacy Flask API. The manipulation leads to improper authorization. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way."}],"metrics":[{"cvssV4_0":{"baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"}},{"cvssV3_1":{"baseScore":7.3,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"}},{"cvssV3_0":{"baseScore":7.3,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"}},{"cvssV2_0":{"baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","description":"Improper Authorization","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-266","description":"Incorrect Privilege Assignment","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-04-25T10:15:14.127Z","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB"},"references":[{"name":"VDB-359520 | vanna-ai vanna Legacy Flask API improper authorization","tags":["vdb-entry"],"url":"https://vuldb.com/vuln/359520"},{"name":"VDB-359520 | CTI Indicators (IOB, IOC, TTP)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/359520/cti"},{"name":"Submit #795331 | vanna-ai vanna 2.0.2 Unauthorized access to all API endpoints","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/795331"},{"tags":["exploit","issue-tracking"],"url":"https://github.com/yidaozhongqing/York/issues/2"}],"timeline":[{"lang":"en","time":"2026-04-24T00:00:00.000Z","value":"Advisory disclosed"},{"lang":"en","time":"2026-04-24T02:00:00.000Z","value":"VulDB entry created"},{"lang":"en","time":"2026-04-24T20:55:16.000Z","value":"VulDB entry last update"}],"title":"vanna-ai vanna Legacy Flask API improper authorization"}},"cveMetadata":{"assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","assignerShortName":"VulDB","cveId":"CVE-2026-6977","datePublished":"2026-04-25T10:15:14.127Z","dateReserved":"2026-04-24T18:50:10.544Z","dateUpdated":"2026-04-25T10:15:14.127Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-25 11:16:19","lastModifiedDate":"2026-04-25 11:16:19","problem_types":["CWE-266","CWE-285","CWE-285 Improper Authorization","CWE-266 Incorrect Privilege Assignment"],"metrics":{"cvssMetricV40":[{"source":"cna@vuldb.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":6.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"PROOF_OF_CONCEPT","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"cna@vuldb.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","baseScore":7.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":3.4}],"cvssMetricV2":[{"source":"cna@vuldb.com","type":"Secondary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"6977","Ordinal":"1","Title":"vanna-ai vanna Legacy Flask API improper authorization","CVE":"CVE-2026-6977","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"6977","Ordinal":"1","NoteData":"A security vulnerability has been detected in vanna-ai vanna up to 2.0.2. The affected element is an unknown function of the component Legacy Flask API. The manipulation leads to improper authorization. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.","Type":"Description","Title":"vanna-ai vanna Legacy Flask API improper authorization"}]}}}