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{"bugzilla": {"description": "github.com/opentofu/opentofu: OpenTofu: Denial of Service via malicious zip archives", "id": "2517222", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2517222"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-400", "details": ["A flaw was found in OpenTofu. A remote attacker could exploit this vulnerability by providing maliciously-crafted .zip archives during the `tofu init` command, which is used for provider or module package initialization. This could lead to excessive CPU usage, causing a Denial of Service (DoS) by degrading system performance and preventing the completion of the initialization process."], "name": "CVE-2026-74797", "package_state": [{"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Not affected", "package_name": "hi/opentofu", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Not affected", "package_name": "opentofu1.10", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Not affected", "package_name": "opentofu1.11", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Not affected", "package_name": "opentofu1.12", "product_name": "Red Hat Hardened Images"}], "public_date": "2026-08-16T13:14:19Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-74797\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-74797\nhttps://github.com/opentofu/opentofu/security/advisories/GHSA-r92c-9c7f-3pj8\nhttps://www.vulncheck.com/advisories/opentofu-before-denial-of-service-via-malicious-zip"], "statement": "This Low impact denial of service vulnerability in OpenTofu affects the `tofu init` command when processing maliciously-crafted `.zip` archives. Exploitation requires an attacker to provide a malicious archive, necessitating user interaction or a compromised dependency supply chain, which limits the attack surface in Red Hat environments where `tofu init` is typically executed in controlled development or CI/CD pipelines.", "threat_severity": "Low"}

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