{"cve":"CVE-2026-74797","nvd":{"published":"2026-08-16T14:16:57.930","modified":"2026-10-08T16:17:38.650","status":"Awaiting Analysis","description":"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 .zip archive content served during dependency installation, degrading system performance and preventing timely completion of the init process.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":2.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","score":3.1},"cwes":["CWE-400"],"references":["https://github.com/opentofu/opentofu/security/advisories/GHSA-r92c-9c7f-3pj8","https://www.vulncheck.com/advisories/opentofu-before-denial-of-service-via-malicious-zip"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:49:10.689564601+00:00"},"epss":{"cve":"CVE-2026-74797","score":0.00283,"percentile":0.20601,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-r92c-9c7f-3pj8","url":"https://osv.dev/vulnerability/GHSA-r92c-9c7f-3pj8","summary":"OpenTofu has High CPU usage in \"tofu init\" with maliciously-crafted module packages in .zip format","modified":"2026-09-10T03:50:59.069996431Z","packages":[{"ecosystem":"Go","name":"github.com/opentofu/opentofu","purl":"pkg:golang/github.com/opentofu/opentofu","ranges":["<1.11.4"],"fixed":["1.11.4"]}]},{"id":"GO-2026-4352","url":"https://osv.dev/vulnerability/GO-2026-4352","summary":"OpenTofu has High CPU usage in \"tofu init\" with maliciously-crafted module packages in .zip format in github.com/opentofu/opentofu","modified":"2026-08-17T03:55:57.844476117Z","packages":[{"ecosystem":"Go","name":"github.com/opentofu/opentofu","purl":"pkg:golang/github.com/opentofu/opentofu","ranges":["<1.11.4"],"fixed":["1.11.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}