Vulnerability · Published Aug 16, 2026 · Assigned by VulnCheck
CVE-2026-74796OpenTofu before 1.11.7 Symlink Following Path Traversal
Medium 6.1
In plain English
A medium-severity security flaw in opentofu from opentofu. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.3%top 72.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenTofu before 1.11.7 fails to validate existing symlinks in the provider cache directory during initialization. Attackers can place a malicious symlink in a trusted working directory to cause tofu init to write provider package contents to arbitrary filesystem locations outside the working tree.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/opentofu/opentofu | 1.11.7 | GHSA-wcmj-x466-56mm |
| Go | github.com/opentofu/opentofu | 1.10.10 | GHSA-wcmj-x466-56mm |
| Go | github.com/opentofu/opentofu | 1.10.10, 1.11.7 | GO-2026-5705 |
Affected products (as reported)
Weakness: CWE-59 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N
References
- GitHub Security Advisory (GHSA-wcmj-x466-56mm) vendor-advisory
- VulnCheck Advisory: OpenTofu before 1.11.7 Symlink Following Path Traversal third-party-advisory