{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33813", "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc", "state": "PUBLISHED", "assignerShortName": "Go", "dateReserved": "2026-03-23T20:35:32.814Z", "datePublished": "2026-04-21T19:21:27.644Z", "dateUpdated": "2026-06-25T19:47:15.561Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc", "shortName": "Go", "dateUpdated": "2026-06-25T19:47:15.561Z"}, "title": "Panic when decoding large WEBP image on 32-bit platforms in golang.org/x/image", "descriptions": [{"lang": "en", "value": "Parsing a WEBP image with an invalid, large size panics on 32-bit platforms."}], "affected": [{"vendor": "golang.org/x/image", "product": "golang.org/x/image/webp", "collectionURL": "https://pkg.go.dev", "packageName": "golang.org/x/image/webp", "versions": [{"version": "0", "lessThan": "0.42.0", "status": "affected", "versionType": "semver"}], "programRoutines": [{"name": "decode"}, {"name": "Decode"}, {"name": "DecodeConfig"}], "defaultStatus": "unaffected"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-190: Integer Overflow or Wraparound"}]}], "references": [{"url": "https://go.dev/cl/759860"}, {"url": "https://go.dev/cl/780860"}, {"url": "https://go.dev/issue/78407"}, {"url": "https://pkg.go.dev/vuln/GO-2026-4961"}], "credits": [{"lang": "en", "value": "Tristan Madani"}]}, "adp": [{"metrics": [{"cvssV3_1": {"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"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-04-22T15:23:43.643284Z", "id": "CVE-2026-33813", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-22T15:34:46.427Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"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"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-33813", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-22T15:23:43.643284Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-22T15:23:59.710Z"}}], "cna": {"title": "Panic when decoding large WEBP image on 32-bit platforms in golang.org/x/image", "credits": [{"lang": "en", "value": "Tristan Madani"}], "affected": [{"vendor": "golang.org/x/image", "product": "golang.org/x/image/webp", "versions": [{"status": "affected", "version": "0", "lessThan": "0.42.0", "versionType": "semver"}], "packageName": "golang.org/x/image/webp", "collectionURL": "https://pkg.go.dev", "defaultStatus": "unaffected", "programRoutines": [{"name": "decode"}, {"name": "Decode"}, {"name": "DecodeConfig"}]}], "references": [{"url": "https://go.dev/cl/759860"}, {"url": "https://go.dev/cl/780860"}, {"url": "https://go.dev/issue/78407"}, {"url": "https://pkg.go.dev/vuln/GO-2026-4961"}], "descriptions": [{"lang": "en", "value": "Parsing a WEBP image with an invalid, large size panics on 32-bit platforms."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-190: Integer Overflow or Wraparound"}]}], "providerMetadata": {"orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc", "shortName": "Go", "dateUpdated": "2026-06-25T19:47:15.561Z"}}}, "cveMetadata": {"cveId": "CVE-2026-33813", "state": "PUBLISHED", "dateUpdated": "2026-06-25T19:47:15.561Z", "dateReserved": "2026-03-23T20:35:32.814Z", "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc", "datePublished": "2026-04-21T19:21:27.644Z", "assignerShortName": "Go"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"collectionURL": "https://pkg.go.dev", "defaultStatus": "unaffected", "packageName": "golang.org/x/image/webp", "product": "golang.org/x/image/webp", "programRoutines": [{"name": "decode"}, {"name": "Decode"}, {"name": "DecodeConfig"}], "vendor": "golang.org/x/image", "versions": [{"lessThan": "0.42.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@golang.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:golang:image:*:*:*:*:*:go:*:*", "matchCriteriaId": "C0501D26-73D5-4E11-80EE-77576FB64671", "versionEndExcluding": "0.39.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Parsing a WEBP image with an invalid, large size panics on 32-bit platforms."}], "id": "CVE-2026-33813", "lastModified": "2026-06-25T20:17:10.897", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-33813", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-04-22T15:23:43.643284Z", "version": "2.0.3"}}]}, "published": "2026-04-21T20:16:56.387", "references": [{"source": "security@golang.org", "tags": ["Patch"], "url": "https://go.dev/cl/759860"}, {"source": "security@golang.org", "url": "https://go.dev/cl/780860"}, {"source": "security@golang.org", "tags": ["Issue Tracking"], "url": "https://go.dev/issue/78407"}, {"source": "security@golang.org", "tags": ["Vendor Advisory"], "url": "https://pkg.go.dev/vuln/GO-2026-4961"}], "sourceIdentifier": "security@golang.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2026:8291", "cpe": "cpe:/a:redhat:hummingbird:1", "package": "golang1-26-main-1.26.2-1.1.hum1", "product_name": "Red Hat Hardened Images", "release_date": "2026-04-15T00:00:00Z"}], "bugzilla": {"description": "golang.org/x/image: golang: golang.org/x/image: Denial of Service via malformed WEBP image parsing", "id": "2460221", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460221"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-190", "details": ["A flaw was found in golang.org/x/image. A remote attacker could exploit this vulnerability by providing a specially crafted WEBP image with an invalid, large size. This could cause the application to panic and crash on 32-bit platforms, leading to a Denial of Service (DoS)."], "name": "CVE-2026-33813", "package_state": [{"cpe": "cpe:/a:redhat:cryostat:4", "fix_state": "Affected", "package_name": "cryostat/cryostat-storage-rhel9", "product_name": "Cryostat 4"}, {"cpe": "cpe:/a:redhat:logging:6", "fix_state": "Affected", "package_name": "openshift-logging/cluster-logging-rhel9-operator", "product_name": "Logging Subsystem for Red Hat OpenShift"}, {"cpe": "cpe:/a:redhat:multicluster_globalhub", "fix_state": "Affected", "package_name": "multicluster-globalhub/multicluster-globalhub-grafana-rhel9", "product_name": "Multicluster Global Hub"}, {"cpe": "cpe:/a:redhat:serverless:1", "fix_state": "Affected", "package_name": "openshift-serverless-1/kn-plugin-event-sender-rhel9", "product_name": "OpenShift Serverless"}, {"cpe": "cpe:/a:redhat:service_mesh:2", "fix_state": "Affected", "package_name": "openshift-golang-builder-container", "product_name": "OpenShift Service Mesh 2"}, {"cpe": "cpe:/a:redhat:service_mesh:2", "fix_state": "Not affected", "package_name": "openshift-service-mesh/istio-rhel8-operator", "product_name": "OpenShift Service Mesh 2"}, {"cpe": "cpe:/a:redhat:service_mesh:3", "fix_state": "Affected", "package_name": "openshift-golang-builder-container", "product_name": "OpenShift Service Mesh 3"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Affected", "package_name": "rhacm2/acm-grafana-rhel9", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Affected", "package_name": "rhacm2/volsync-rhel9", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "ansible-automation-platform/platform-operator-bundle", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "golang", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "go-toolset:rhel8/golang", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "golang", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:enterprise_linux_ai:3", "fix_state": "Affected", "package_name": "golang", "product_name": "Red Hat Enterprise Linux AI (RHEL AI) 3"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Affected", "package_name": "golang1.25", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Affected", "package_name": "hugo", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Not affected", "package_name": "rhoai/odh-model-registry-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift4/ose-tests-rhel9", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift-golang-builder-container", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Affected", "package_name": "openshift-gitops-1/argocd-rhel8", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Affected", "package_name": "openshift-gitops-1/argocd-rhel9", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:container_native_virtualization:4", "fix_state": "Affected", "package_name": "openshift-golang-builder-container", "product_name": "Red Hat OpenShift Virtualization 4"}, {"cpe": "cpe:/a:redhat:openstack:18.0", "fix_state": "Affected", "package_name": "rhoso-operators/openstack-operator-bundle", "product_name": "Red Hat OpenStack Platform 18.0"}], "public_date": "2026-04-21T19:21:27Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-33813\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-33813\nhttps://go.dev/cl/759860\nhttps://go.dev/issue/78407\nhttps://pkg.go.dev/vuln/GO-2026-4961"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.39.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "golang.org/x/image/webp", "source": "cna", "vendor": "golang.org/x/image"}, "product": "image", "vendor": "golang"}], "created": "2026-04-22T05:30:09.560991+00:00", "updated": "2026-05-13T19:30:03.303025+00:00", "vendors": ["golang", "golang$PRODUCT$image"]}