{"id":"CVE-2026-74797","title":"OpenTofu versions before 1.11.4 contain a denial of service vulnerability in the tofu init command when processing maliciously-crafted .zip archives for provider or module packages","summary":"OpenTofu versions before 1.11.4 contain a denial of service vulnerability in the tofu init command when processing maliciously-crafted .zip archives for provider or module packages. Attackers can cause excessive CPU usage by controlling …","severity":"low","cvss":3.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","cwe":["CWE-400"],"vendor":"opentofu","product":"github.com/opentofu/opentofu","affected":["github.com/opentofu/opentofu < 1.11.4"],"patched":["github.com/opentofu/opentofu 1.11.4"],"published":"2026-08-16","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:28:37.587","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-74797","references":[{"url":"https://github.com/opentofu/opentofu/security/advisories/GHSA-r92c-9c7f-3pj8","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/opentofu-before-denial-of-service-via-malicious-zip","label":"disclosure@vulncheck.com"},{"url":"https://github.com/golang/go/issues/77102"},{"url":"https://github.com/opentofu/opentofu/pull/3689"},{"url":"https://github.com/opentofu/opentofu/commit/f5d5cdf16615ea3c298e058b062951adb02805f3"},{"url":"https://github.com/opentofu/opentofu"},{"url":"https://github.com/opentofu/opentofu/releases/tag/v1.11.4"}],"tags":["nvd","osv","go"],"epss":0.00174,"epssPercentile":0.07188,"aliases":["GHSA-r92c-9c7f-3pj8","GO-2026-4352"],"ecosystem":"go","ingestedAt":"2026-08-17T19:20:55.933Z","slug":"CVE-2026-74797","body":"## Overview\n\nOpenTofu versions before 1.11.4 contain a denial of service vulnerability in the tofu init command when processing maliciously-crafted .zip archives for provider or module packages. Attackers can cause excessive CPU usage by controlling .zip archive content served during dependency installation, degrading system performance and preventing timely completion of the init process.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-74797)\n\nAffected packages:\n\n- `github.com/opentofu/opentofu < 1.11.4`\n\nPatched in:\n\n- `github.com/opentofu/opentofu 1.11.4`\n\nSource: https://osv.dev/vulnerability/GHSA-r92c-9c7f-3pj8","depth":"sunlit","depthScore":17,"depthScoreParts":{"impact":17.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}