CVE-2026-74797
OpenTofu before 1.11.4 Denial of Service via malicious zip
- State
- Published
- Severity
- 2.3 Low
- Published
- Aug 16, 2026
- Updated
- Oct 8, 2026
- Reserved
- Aug 16, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | 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 | VulnCheck |
| 3.1 | 3.1 Low | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L | VulnCheck |
Weaknesses
- CWE-400 Uncontrolled Resource Consumption
Affected Products
| Product | Versions |
|---|---|
opentofuopentofu |
|
References
- GitHub Security Advisory (GHSA-r92c-9c7f-3pj8)vendor-advisory
- VulnCheck Advisory: OpenTofu before 1.11.4 Denial of Service via malicious zipthird-party-advisory
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