CVE-2026-26833

{"id": "CVE-2026-26833", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2026-03-25T16:16:21.390", "references": [{"url": "https://github.com/mmahrous/thumbler", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://github.com/mmahrous/thumbler/blob/master/lib/thumbler.js", "tags": ["Not Applicable"], "source": "cve@mitre.org"}, {"url": "https://github.com/zebbernCVE/CVE-2026-26833", "tags": ["Vendor Advisory", "Exploit"], "source": "cve@mitre.org"}, {"url": "https://www.npmjs.com/package/thumbler", "tags": ["Product"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-78"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "thumbler through 1.1.2 allows OS command injection via the input, output, time, or size parameter in the thumbnail() function because user input is concatenated into a shell command string passed to child_process.exec() without proper sanitization or escaping."}, {"lang": "es", "value": "thumbler hasta la versi\u00f3n 1.1.2 permite la inyecci\u00f3n de comandos del sistema operativo a trav\u00e9s del par\u00e1metro input, output, time o size en la funci\u00f3n thumbnail() porque la entrada del usuario se concatena en una cadena de comando de shell pasada a child_process.exec() sin la sanitizaci\u00f3n o el escape adecuados."}], "lastModified": "2026-03-30T13:28:03.093", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mmahrous:thumbler:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "030888A9-4BCE-4989-BFAF-19B03EC64507", "versionEndIncluding": "1.1.2"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}