CVE-2026-46603

{"id": "CVE-2026-46603", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-46603", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-14T19:36:26.966791Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "security@golang.org", "affectedData": [{"vendor": "golang.org/x/image", "product": "golang.org/x/image/vp8l", "versions": [{"status": "affected", "version": "0", "lessThan": "0.45.0", "versionType": "semver"}], "packageName": "golang.org/x/image/vp8l", "collectionURL": "https://pkg.go.dev", "defaultStatus": "unaffected", "programRoutines": [{"name": "decoder.decodeHuffmanGroups"}, {"name": "decoder.decodeHuffmanTree"}, {"name": "Decode"}]}]}], "published": "2026-08-14T17:18:15.307", "references": [{"url": "https://go.dev/cl/793460", "source": "security@golang.org"}, {"url": "https://go.dev/issue/80069", "source": "security@golang.org"}, {"url": "https://pkg.go.dev/vuln/GO-2026-6222", "source": "security@golang.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-789"}]}], "descriptions": [{"lang": "en", "value": "VP8L decoding in golang.org/x/image/vp8l can allocate an excessive amount of memory when processing a crafted VP8L image containing many unused Huffman tree groups. This allows a remote attacker to cause a denial of service via memory exhaustion."}], "lastModified": "2026-09-03T16:37:52.170", "sourceIdentifier": "security@golang.org"}