{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-111919", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-17T12:18:55.463Z", "datePublished": "2026-10-17T18:46:33.951Z", "dateUpdated": "2026-10-19T21:34:42.072Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-17T18:46:33.951Z"}, "datePublic": "2026-10-03T00:00:00.000Z", "title": "Vikunja 0.22.0 before 2.7.0 Improper Access Revocation via Webhooks", "descriptions": [{"lang": "en", "value": "Vikunja 0.22.0 before 2.7.0 contains an improper access revocation vulnerability that allows removed collaborators to keep receiving project data through webhooks they created. Former collaborators keep receiving task titles and descriptions through their webhook, including content created after their access was revoked."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Insufficient Session Expiration", "cweId": "CWE-613", "type": "CWE"}]}], "affected": [{"vendor": "go-vikunja", "product": "vikunja", "defaultStatus": "unaffected", "packageURL": "pkg:golang/code.vikunja.io/api", "versions": [{"version": "0.22.0", "status": "affected", "versionType": "semver", "lessThan": "2.7.0"}, {"version": "2.7.0", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:vikunja:vikunja:*:*:*:*:*:*:*:*", "versionStartIncluding": "0.22.0", "versionEndExcluding": "2.7.0"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "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:H/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-hjx8-qv73-f7cm)"}, {"name": "VulnCheck Advisory: Vikunja 0.22.0 before 2.7.0 Improper Access Revocation via Webhooks", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/vikunja-0.22.0-before-2.7.0-improper-access-revocation-via-webhooks"}], "credits": [{"lang": "en", "value": "euriconicacio", "type": "reporter"}, {"lang": "en", "value": "Tan-JunWei", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}, "adp": [{"references": [{"url": "https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-19T21:34:12.848229Z", "id": "CVE-2026-111919", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-19T21:34:42.072Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-111919", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-19T21:34:12.848229Z"}}}], "references": [{"url": "https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-19T21:34:37.969Z"}}], "cna": {"title": "Vikunja 0.22.0 before 2.7.0 Improper Access Revocation via Webhooks", "credits": [{"lang": "en", "type": "reporter", "value": "euriconicacio"}, {"lang": "en", "type": "reporter", "value": "Tan-JunWei"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "go-vikunja", "product": "vikunja", "versions": [{"status": "affected", "version": "0.22.0", "lessThan": "2.7.0", "versionType": "semver"}, {"status": "unaffected", "version": "2.7.0", "versionType": "semver"}], "packageURL": "pkg:golang/code.vikunja.io/api", "defaultStatus": "unaffected"}], "datePublic": "2026-10-03T00:00:00.000Z", "references": [{"url": "https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm", "name": "GitHub Security Advisory (GHSA-hjx8-qv73-f7cm)", "tags": ["vendor-advisory"]}, {"url": "https://www.vulncheck.com/advisories/vikunja-0.22.0-before-2.7.0-improper-access-revocation-via-webhooks", "name": "VulnCheck Advisory: Vikunja 0.22.0 before 2.7.0 Improper Access Revocation via Webhooks", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "vulncheck-endgame"}, "descriptions": [{"lang": "en", "value": "Vikunja 0.22.0 before 2.7.0 contains an improper access revocation vulnerability that allows removed collaborators to keep receiving project data through webhooks they created. Former collaborators keep receiving task titles and descriptions through their webhook, including content created after their access was revoked."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-613", "description": "Insufficient Session Expiration"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:vikunja:vikunja:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.7.0", "versionStartIncluding": "0.22.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-17T18:46:33.951Z"}}}, "cveMetadata": {"cveId": "CVE-2026-111919", "state": "PUBLISHED", "dateUpdated": "2026-10-19T21:34:42.072Z", "dateReserved": "2026-10-17T12:18:55.463Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-10-17T18:46:33.951Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:golang/code.vikunja.io/api", "product": "vikunja", "vendor": "go-vikunja", "versions": [{"lessThan": "2.7.0", "status": "affected", "version": "0.22.0", "versionType": "semver"}, {"status": "unaffected", "version": "2.7.0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Vikunja 0.22.0 before 2.7.0 contains an improper access revocation vulnerability that allows removed collaborators to keep receiving project data through webhooks they created. Former collaborators keep receiving task titles and descriptions through their webhook, including content created after their access was revoked."}], "id": "CVE-2026-111919", "lastModified": "2026-10-19T22:17:04.940", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "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:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-111919", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-19T21:34:12.848229Z", "version": "2.0.3"}}]}, "published": "2026-10-17T19:16:34.543", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/vikunja-0.22.0-before-2.7.0-improper-access-revocation-via-webhooks"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/go-vikunja/vikunja/security/advisories/GHSA-hjx8-qv73-f7cm"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-613"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.22.0,2.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "2.7.0"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "vikunja", "source": "cna", "vendor": "go-vikunja"}, "product": "vikunja", "vendor": "vikunja"}], "created": "2026-10-17T21:15:15.368314+00:00", "updated": "2026-10-20T12:30:06.191944+00:00", "vendors": ["vikunja", "vikunja$PRODUCT$vikunja"]}