CVE-2026-74796

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.

CVSS v3 6.1 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/opentofu/opentofu/security/advisories/GHSA-wcmj-x466-56mm
https://www.vulncheck.com/advisories/opentofu-before-symlink-following-path-traversal

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-16 14:16

Updated : 2026-09-08 20:28

NVD link : CVE-2026-74796

Mitre link : CVE-2026-74796

CVE.ORG link : CVE-2026-74796

JSON object : View

Products Affected

No product.

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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