{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-94039", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-09-19T21:04:34.756Z", "datePublished": "2026-09-20T16:45:13.120Z", "dateUpdated": "2026-09-20T16:45:13.120Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-09-20T16:45:13.120Z"}, "title": "vas3k TaxHacker Invoice PDF Renderer actions.ts generateInvoicePDF server-side request forgery", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-918", "lang": "en", "description": "Server-Side Request Forgery"}]}], "affected": [{"vendor": "vas3k", "product": "TaxHacker", "versions": [{"version": "0.8.0", "status": "affected"}, {"version": "0.8.1", "status": "affected"}, {"version": "0.8.2", "status": "affected"}, {"version": "0.8.3", "status": "affected"}, {"version": "0.8.4", "status": "affected"}, {"version": "0.8.5", "status": "affected"}], "cpes": ["cpe:2.3:a:vas3k:taxhacker:*:*:*:*:*:*:*:*"], "modules": ["Invoice PDF Renderer"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was detected in vas3k TaxHacker up to 0.8.5. Affected is the function generateInvoicePDF of the file /apps/invoices/actions.ts of the component Invoice PDF Renderer. Performing a manipulation of the argument businessLogo results in server-side request forgery. The attack is possible to be carried out remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "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", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 7.3, "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", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 7.3, "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", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-09-19T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-09-19T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-09-19T23:09:59.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "CAPT (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/407968", "name": "VDB-407968 | vas3k TaxHacker Invoice PDF Renderer actions.ts generateInvoicePDF server-side request forgery", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/407968/cti", "name": "VDB-407968 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-94039", "name": "CVE-2026-94039 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/947878", "name": "Submit #947878 | vas3k TaxHacker 0.8.5 Server-Side Request Forgery", "tags": ["third-party-advisory"]}, {"url": "https://github.com/vas3k/TaxHacker/issues/186", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/vas3k/TaxHacker/", "tags": ["product"]}], "x_generator": ["VulDB PVTS v202609"]}}}

{}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:vas3k:taxhacker:*:*:*:*:*:*:*:*"], "modules": ["Invoice PDF Renderer"], "product": "TaxHacker", "vendor": "vas3k", "versions": [{"status": "affected", "version": "0.8.0"}, {"status": "affected", "version": "0.8.1"}, {"status": "affected", "version": "0.8.2"}, {"status": "affected", "version": "0.8.3"}, {"status": "affected", "version": "0.8.4"}, {"status": "affected", "version": "0.8.5"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was detected in vas3k TaxHacker up to 0.8.5. Affected is the function generateInvoicePDF of the file /apps/invoices/actions.ts of the component Invoice PDF Renderer. Performing a manipulation of the argument businessLogo results in server-side request forgery. The attack is possible to be carried out remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet."}], "id": "CVE-2026-94039", "lastModified": "2026-09-20T17:16:52.557", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "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": "NONE", "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: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", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-09-20T17:16:52.557", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/vas3k/TaxHacker/"}, {"source": "cna@vuldb.com", "url": "https://github.com/vas3k/TaxHacker/issues/186"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-94039"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/947878"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/407968"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/407968/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "cna@vuldb.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.8.5"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "TaxHacker", "source": "cna", "vendor": "vas3k"}, "product": "taxhacker", "vendor": "vas3k"}], "created": "2026-09-20T18:30:02.816602+00:00", "updated": "2026-09-20T18:30:03.099355+00:00", "vendors": ["vas3k", "vas3k$PRODUCT$taxhacker"]}