{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-123614", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-06T01:02:39.794Z", "datePublished": "2026-11-08T01:38:38.284Z", "dateUpdated": "2026-11-08T01:38:38.284Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-08T01:38:38.284Z"}, "datePublic": "2026-10-06T00:00:00.000Z", "title": "imgproxy 4.0.0 before 4.0.16 Heap Buffer Overflow via ICO Loader Integer Overflow", "descriptions": [{"lang": "en", "value": "imgproxy from 4.0.0 before 4.0.16 contains an integer overflow in the ICO loader that allows remote attackers to trigger a heap buffer overflow via a crafted data_size value. Attackers can submit a crafted ICO image whose data_size wraps the allocation in vips/icoload.c, corrupting heap memory to crash the process or achieve code execution."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Heap-based Buffer Overflow", "cweId": "CWE-122", "type": "CWE"}]}], "affected": [{"vendor": "imgproxy", "product": "imgproxy", "defaultStatus": "unaffected", "packageURL": "pkg:golang/github.com/imgproxy/imgproxy/v4", "versions": [{"version": "4.0.0", "status": "affected", "versionType": "semver", "lessThan": "4.0.16"}, {"version": "4.0.16", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:evilmartians:imgproxy:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0.0", "versionEndExcluding": "4.0.16"}]}]}], "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/imgproxy/imgproxy/security/advisories/GHSA-hff9-5pqw-6w9f", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-hff9-5pqw-6w9f)"}, {"name": "VulnCheck Advisory: imgproxy 4.0.0 before 4.0.16 Heap Buffer Overflow via ICO Loader Integer Overflow", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/imgproxy-4.0.0-before-4.0.16-heap-buffer-overflow-via-ico-loader-integer-overflow"}], "credits": [{"lang": "en", "value": "mateofumis", "type": "reporter"}, {"lang": "en", "value": "JasonPuglisi", "type": "reporter"}, {"lang": "en", "value": "JacobBrackett", "type": "analyst"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:golang/github.com/imgproxy/imgproxy/v4", "product": "imgproxy", "vendor": "imgproxy", "versions": [{"lessThan": "4.0.16", "status": "affected", "version": "4.0.0", "versionType": "semver"}, {"status": "unaffected", "version": "4.0.16", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "imgproxy from 4.0.0 before 4.0.16 contains an integer overflow in the ICO loader that allows remote attackers to trigger a heap buffer overflow via a crafted data_size value. Attackers can submit a crafted ICO image whose data_size wraps the allocation in vips/icoload.c, corrupting heap memory to crash the process or achieve code execution."}], "id": "CVE-2026-123614", "lastModified": "2026-11-08T02:16:56.983", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "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": "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:H/VI:H/VA:H/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": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-11-08T02:16:56.983", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/imgproxy/imgproxy/security/advisories/GHSA-hff9-5pqw-6w9f"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/imgproxy-4.0.0-before-4.0.16-heap-buffer-overflow-via-ico-loader-integer-overflow"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "imgproxy", "vendor": "evilmartians"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.0.0,4.0.16)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "4.0.16"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "imgproxy", "source": "cna", "vendor": "imgproxy"}, "product": "imgproxy", "vendor": "imgproxy"}], "created": "2026-11-08T03:00:13.720411+00:00", "updated": "2026-11-08T05:00:17.333186+00:00", "vendors": ["evilmartians", "evilmartians$PRODUCT$imgproxy", "imgproxy", "imgproxy$PRODUCT$imgproxy"]}