CVE-2026-43824

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[{"lang": "en", "value": "CWE-212"}], "source": "cve@mitre.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-312"}], "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "type": "Secondary"}]}

{"bugzilla": {"description": "github.com/argoproj/argo-cd/: Argo CD: Information disclosure via ServerSideDiff allows reading Kubernetes Secret data", "id": "2464613", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2464613"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.6", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-312", "details": ["A flaw was found in Argo CD. The ServerSideDiff feature allows for the reading of cleartext Kubernetes Secret data. This vulnerability could lead to information disclosure, potentially exposing sensitive configuration details within the Kubernetes environment."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-43824", "package_state": [{"cpe": "cpe:/a:redhat:openshift_data_foundation:4", "fix_state": "Not affected", "package_name": "odf4/odf-multicluster-rhel9-operator", "product_name": "Red Hat Openshift Data Foundation 4"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/argocd-agent-rhel8", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Affected", "package_name": "openshift-gitops-1/argocd-agent-rhel9", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/argocd-image-updater-rhel8", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Affected", "package_name": "openshift-gitops-1/argocd-image-updater-rhel9", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/argocd-rhel8", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/argocd-rhel9", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/gitops-rhel8", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/gitops-rhel8-operator", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Not affected", "package_name": "openshift-gitops-1/gitops-rhel9", "product_name": "Red Hat OpenShift GitOps"}, {"cpe": "cpe:/a:redhat:openshift_gitops:1", "fix_state": "Affected", "package_name": "openshift-gitops-1/gitops-rhel9-operator", "product_name": "Red Hat OpenShift GitOps"}], "public_date": "2026-05-02T01:20:33Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43824\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43824\nhttps://github.com/argoproj/argo-cd/security/advisories/GHSA-3v3m-wc6v-x4x3"], "statement": "This is an Important information disclosure flaw in Argo CD, as deployed in Red Hat OpenShift GitOps. The ServerSideDiff feature allows for the reading of cleartext Kubernetes Secret data, which could expose sensitive configuration details. This is considered Important due to the potential for unauthorized access to critical credentials and sensitive information within the Kubernetes environment.\nThis vulnerability affects only applications which are deployed with the ` argocd.argoproj.io/compare-options: IncludeMutationWebhook=true` annotation. To a successful attack take place the attacker requires only the accesses needed to successfully call the `ServerSideDiff` function and the secret the attacker is trying to exfiltrate needs to be owned by at least one non-ArgoCD SSA field manager, otherwise the value will be garbage collected and won't be present in the response.\nThe Red Hat GitOps containers marked as not affected in the affects table doesn't ship the vulnerable `ArgoCD` version on, being older than the upstream version which introduced the vulnerability or the container is already updated to a patched version of `ArgoCD`.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[3.2.0,3.2.11)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[3.3.0,3.3.9)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Argo CD", "source": "cna", "vendor": "argoproj"}, "product": "argo-cd", "vendor": "argoproj"}], "created": "2026-05-02T05:00:11.416913+00:00", "updated": "2026-05-23T14:00:06.408248+00:00", "vendors": ["argoproj", "argoproj$PRODUCT$argo-cd"]}