OpenTofu 1.9 lifecycle
Current status
OpenTofu 1.9 is currently in standard support.
Security: 2 tracked advisories affecting this line. Details below — lifecycle and vulnerability status are separate.
Official lifecycle source: OpenTofu GitHub Releases
- Support phase
- standard support
- End of life
- Not officially published
- Latest release
- 1.9.4
- Released
- 3 Sept 2025
At a glance
- Version line
- 1.9
- Initial release
- 9 Jan 2025
- Lifecycle phase
- standard support
- Latest stable
- 1.9.4
- Latest release date
- 3 Sept 2025
- EOL
- Not officially published
- Risk
- low
- Releases tracked
- 5
Lifecycle timeline
Phases from published LifecyclePeriod records. Missing phases are not inferred.
Release
9 Jan 2025
standard supportcurrent
9 Jan 2025 → —
Source: OpenTofu GitHub Releases
OpenTofu 1.9 is currently in standard support.
Upgrade options
Newer supported OpenTofu version lines from CompatHub lifecycle data. Compatibility and security context use existing evidence only.
You are on OpenTofu 1.9
Supported
Supported upgrade options
- OpenTofu 1.10Upgrade planner →Supported· 1 minor version newer
- OpenTofu 1.12Upgrade planner →SupportedEOL 1 February 2027· 3 minor versions newer
Security
Advisories affecting OpenTofu 1.9 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.
- Known vulnerabilities
- 2
- Known exploited
- 0
- Highest CVSS
- —
- CVE-2026-74797
OpenTofu before 1.11.4 Denial of Service via malicious zip
- Affected:
- <1.11.4
- Fixed in:
- 1.11.4
- Source:
- OSV source · Advisory
- CVE-2026-74796
OpenTofu before 1.11.7 Symlink Following Path Traversal
- Affected:
- <1.11.7
- Fixed in:
- 1.11.7
- Source:
- OSV source · Advisory
Latest release
Previous releases
1.9.3
31 Jul 2025
1.9.2
15 Jul 2025
1.9.1
24 Apr 2025
Release history
5 concrete releases tracked for this line.
Release activity
- Total releases
- 5
- Last 30 days
- 0
- Last 90 days
- 0
- Avg. interval
- ~59 days
- Most recent
- 3 Sept 2025
Should I use this version?
Suitable for new deployments
OpenTofu 1.9 is currently supported (standard support).
Version comparison
Compact comparison against the nearest relevant release lines.
Sources
Where this information comes from.
Lifecycle sources
- OpenTofu GitHub Releasesfirst party · high confidence
Official source: https://github.com/opentofu/opentofu/releases
Last verified 2 Sept 2026
- OpenTofu Support Policyfirst party
Official source: https://github.com/opentofu/opentofu/blob/main/RELEASE.md
Verification time not recorded
- OSV.devfirst party
Official source: https://osv.dev
Verification time not recorded
- NVD (NIST)first party
Official source: https://nvd.nist.gov
Verification time not recorded
- CISA Known Exploited Vulnerabilitiesfirst party
Official source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Verification time not recorded
Release sources
- OpenTofu GitHub Releasesfirst party · high confidence
Official source: https://github.com/opentofu/opentofu/releases
Last verified 2 Sept 2026
Data coverage
Last checked = last successful upstream check. Latest source update = when upstream content last changed.
- Releases tracked
- 5
- Lifecycle periods
- 1
- EOL
- Not officially published
- Provenance records
- 2
- Data last checked
- 2 Sept 2026
- Latest source update
- 2 Sept 2026
EOL: Not officially published