{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-110635",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-10-14T13:07:31.763Z",
        "datePublished": "2026-10-14T14:17:07.752Z",
        "dateUpdated": "2026-10-14T14:17:07.752Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
                "shortName": "VulnCheck",
                "dateUpdated": "2026-10-14T14:17:07.752Z"
            },
            "datePublic": "2026-06-21T00:00:00.000Z",
            "title": "webp-converter before 3.0.0 OS Command Injection via File Names and Options",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "webp-converter before 3.0.0 contains an OS command injection vulnerability in src/webpconverter.js helpers that run libwebp binaries via execFile with shell enabled. Attackers controlling file names or option strings passed to cwebp, dwebp, gwebp, or webpmux functions can inject shell metacharacters to execute OS commands as the Node.js process."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')",
                            "cweId": "CWE-78",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "scionoftech",
                    "product": "webp-converter",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "0",
                            "lessThan": "3.0.0",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ],
                    "packageURL": "pkg:npm/webp-converter",
                    "collectionURL": "https://www.npmjs.com/package/webp-converter",
                    "repo": "https://github.com/scionoftech/webp-converter"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnAvailabilityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 9.3,
                        "baseSeverity": "CRITICAL"
                    }
                },
                {
                    "format": "CVSS",
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseScore": 9.8,
                        "baseSeverity": "CRITICAL"
                    }
                }
            ],
            "references": [
                {
                    "url": "https://github.com/scionoftech/webp-converter/pull/53",
                    "tags": [
                        "issue-tracking",
                        "patch"
                    ]
                },
                {
                    "url": "https://github.com/scionoftech/webp-converter/pull/53#issuecomment-5091652605",
                    "tags": [
                        "vendor-advisory",
                        "patch",
                        "issue-tracking"
                    ]
                },
                {
                    "url": "https://github.com/scionoftech/webp-converter/commit/f1b6724bc2e89f67ab05d51a854b4b1c5a99928a",
                    "tags": [
                        "patch"
                    ]
                },
                {
                    "url": "https://github.com/scionoftech/webp-converter/blob/e09d963d772cae9ff6af63c268ca838ab334f861/CHANGELOG.md",
                    "tags": [
                        "release-notes"
                    ]
                },
                {
                    "url": "https://github.com/scionoftech/webp-converter/blob/3729b65f1e904ab56b947ac3772020ce37a756c8/src/webpconverter.js#L41-L52",
                    "tags": [
                        "technical-description"
                    ]
                },
                {
                    "url": "https://github.com/scionoftech/webp-converter",
                    "tags": [
                        "product"
                    ]
                },
                {
                    "name": "VulnCheck Advisory: webp-converter before 3.0.0 OS Command Injection via File Names and Options",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/webp-converter-before-3.0.0-os-command-injection-via-file-names-and-options"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Zachariah Mithani",
                    "type": "finder"
                }
            ],
            "x_generator": {
                "engine": "vulncheck-endgame"
            }
        }
    }
}