CVE-2026-74797OpenTofu before 1.11.4 Denial of Service via malicious zip
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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
- 3.1 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-400
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
opentofu opentofu opentofu:opentofu (from the name) | before 1.11.4; 1.11.4 not affected | CNA record |
References
- https://github.com/opentofu/opentofu/security/advisories/GHSA-r92c-9c7f-3pj8vendor-advisory
- https://www.vulncheck.com/advisories/opentofu-before-denial-of-service-via-malicious-zipthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.