OpenTofu

Developer Tools

An open-source infrastructure-as-code tool.

Latest v1.12.5 · by Linux FoundationWebsiteopentofu/opentofu

Release activity

Release activity — 10 releases across 6 days since May 27, 2026. Each cell is one day; darker means more releases that day. Nothing is recorded before May 27, 2026. Older weeks are hidden at this screen width.
MayJunJulAug
SundayNo releases on May 31, 2026No releases on Jun 7, 2026No releases on Jun 14, 2026No releases on Jun 21, 2026No releases on Jun 28, 2026No releases on Jul 5, 2026No releases on Jul 12, 2026No releases on Jul 19, 2026No releases on Jul 26, 2026No releases on Aug 2, 2026
MondayNo releases on Jun 1, 2026No releases on Jun 8, 2026No releases on Jun 15, 2026No releases on Jun 22, 2026No releases on Jun 29, 2026No releases on Jul 6, 20262 releases on Jul 13, 2026No releases on Jul 20, 2026No releases on Jul 27, 2026No releases on Aug 3, 2026
TuesdayNo releases on Jun 2, 2026No releases on Jun 9, 2026No releases on Jun 16, 20261 release on Jun 23, 2026No releases on Jun 30, 2026No releases on Jul 7, 2026No releases on Jul 14, 20262 releases on Jul 21, 2026No releases on Jul 28, 2026No releases on Aug 4, 2026
Wednesday1 release on May 27, 2026No releases on Jun 3, 2026No releases on Jun 10, 2026No releases on Jun 17, 2026No releases on Jun 24, 2026No releases on Jul 1, 2026No releases on Jul 8, 2026No releases on Jul 15, 2026No releases on Jul 22, 2026No releases on Jul 29, 2026No releases on Aug 5, 2026
ThursdayNo releases on May 28, 2026No releases on Jun 4, 2026No releases on Jun 11, 20262 releases on Jun 18, 2026No releases on Jun 25, 2026No releases on Jul 2, 2026No releases on Jul 9, 2026No releases on Jul 16, 2026No releases on Jul 23, 2026No releases on Jul 30, 2026No releases on Aug 6, 2026
FridayNo releases on May 29, 2026No releases on Jun 5, 20262 releases on Jun 12, 2026No releases on Jun 19, 2026No releases on Jun 26, 2026No releases on Jul 3, 2026No releases on Jul 10, 2026No releases on Jul 17, 2026No releases on Jul 24, 2026No releases on Jul 31, 2026No releases on Aug 7, 2026
SaturdayNo releases on May 30, 2026No releases on Jun 6, 2026No releases on Jun 13, 2026No releases on Jun 20, 2026No releases on Jun 27, 2026No releases on Jul 4, 2026No releases on Jul 11, 2026No releases on Jul 18, 2026No releases on Jul 25, 2026No releases on Aug 1, 2026

10 releases since May 27, 2026, busiest day 2

Changelog

v1.12.5

Fixed 1
  • Fix bug where implicit moves and provider address changes would incorrectly cause providers.MovedResourceState to be used in place of providers.UpgradeResourceState
Security 1
  • Fix Encrypted Client Hello implementation to prevent leaking pre-shared key identities during handshake that could allow passive network observers to de-anonymize the server hostname

SECURITY ADVISORIES:

  • Previous releases in the v1.12 series could be affected by several vulnerabilities:

    • The Encrypted Client Hello implementation (which is used by OpenTofu through the go stdlib) would leak the pre-shared key identities during the handshake, allowing a passive network observer who can collect handshakes to de-anonymize the hostname of the server, even when ECH was being used.

    This is fixed now by (#4363)

BUG FIXES:

  • Fixed bug where implicit moves and provider address changes would incorrectly cause providers.MovedResourceState to be used in place of providers.UpgradeResourceState (#4375)

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.12.4...v1.12.5

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How v1.12.5 went

v1.11.13

Fixed 1
  • Fix bug where implicit moves and provider address changes would incorrectly cause providers.MovedResourceState to be used in place of providers.UpgradeResourceState
Security 1
  • Fix Encrypted Client Hello implementation leaking pre-shared key identities during handshake

SECURITY ADVISORIES:

  • Previous releases in the v1.11 series could be affected by several vulnerabilities:

    • The Encrypted Client Hello implementation (which is used by OpenTofu through the go stdlib) would leak the pre-shared key identities during the handshake, allowing a passive network observer who can collect handshakes to de-anonymize the hostname of the server, even when ECH was being used.

    This is fixed now by (#4363)

BUG FIXES:

  • Fixed bug where implicit moves and provider address changes would incorrectly cause providers.MovedResourceState to be used in place of providers.UpgradeResourceState (#4375)

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.11.12...v1.11.13

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How v1.11.13 went

v1.12.4

Fixed 3
  • tofu plan -out no longer fails when the plan includes a resource with lifecycle { destroy = false } that needs replacement
  • Moved block now correctly compares provider source addresses
  • Correct Source Provider Address now passed into Provider MoveResource requests

BUG FIXES:

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.12.3...v1.12.4

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How v1.12.4 went

v1.11.12

Fixed 2
  • Moved block now correctly compares provider source addresses
  • Correct Source Provider Address now passed into Provider MoveResource requests

BUG FIXES:

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.11.11...v1.11.12

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How v1.11.12 went

v1.12.3

Fixed 3
  • Properly handle TF_ENCRYPTION with only blank spaces
  • The value resulted from the lifecycle.enabled evaluation now has its deprecation marks processed correctly
  • tofu console -lock=false now works as intended
Security 1
  • Fixed an arbitrary file read vulnerability during certain git operations via a maliciously crafted URL
BUG FIXES:
  • Properly handle TF_ENCRYPTION with only blank spaces. (#4265)
  • The value resulted from the lifecycle.enabled evaluation now has its deprecation marks processed correctly (#4162)
  • Update documentation to clarify the usage restriction of ephemeral values in lifecycle.enabled. (#4220)
  • tofu console -lock=false now works as intended. (#4291)
SECURITY ADVISORIES:

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.12.2...v1.12.3

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How v1.12.3 went

v1.11.10

Changed 1
  • Update documentation to clarify the usage restriction of ephemeral values in lifecycle.enabled
Fixed 1
  • Prevent arbitrary file reads during certain git operations via maliciously crafted URLs
BUG FIXES:
  • Update documentation to clarify the usage restriction of ephemeral values in lifecycle.enabled. (#4220)
SECURITY ADVISORIES:

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.11.9...v1.11.10

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How v1.11.10 went

v1.11.9

Fixed 2
  • Fix race condition while handling closing signals during `tofu login`
  • Prevent panic when using ephemeral resources during `tofu test`
Security 5
  • Fix SSH usage through OpenTofu that could hang or panic
  • Fix revoked 'SignatureKey' belonging to a CA not being correctly checked for revocation by checking both the 'key' and 'key.SignatureKey' for @revoked
  • Fix OpenBao key provider with wrapping algorithms that could generate panics or hangs on compromised systems with specifically crafted JWE
  • Fix SSH connection errors that could include unescaped input bytes
  • Fix high CPU consumption when using an attacker-controlled server with SSH connections through OpenTofu
1.11.9

SECURITY ADVISORIES:

  • Previous releases in the v1.11 series could be affected by several vulnerabilities:

    • ssh usage through OpenTofu generate hangs or panics.
    • Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.

    This is fixed now by (#4145)

  • If for state encryption, OpenBao key provider is used with wrapping algorithms, it could generate panics or hangs on compromised systems where the JWE is specifically crafted. (#4177)

  • Previous releases in the v1.11 series could be affected by several vulnerabilities:

    • When using SSH connections through OpenTofu, the errors that were returned from attempting a connection could include unescaped input bytes.
    • If using an attacker-controlled server to run tofu against, it might end up in high CPU consumption.

    These are now fixed by (#4248)

BUG FIXES:

  • Fix race condition while handling closing signals during tofu login, both when the signal is sent by the user and when the browser fails to successfully connect. (4016)
  • Prevent panic when using ephemeral resources during tofu test`. (#4254)

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.11.8...v1.11.9

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How v1.11.9 went

v1.12.2

Fixed 3
  • Properly handle EDEADLK during provider installation on Unix systems where the kernel may erroneously detect a deadlock between tofu processes using the global plugin cache
  • Fix race condition while handling closing signals during tofu login, both when the signal is sent by the user and when the browser fails to successfully connect
  • Prevent panic when using ephemeral resources during tofu test
Security 3
  • Fix OpenBao key provider with wrapping algorithms that could generate panics or hangs on compromised systems with specifically crafted JWE
  • Fix SSH connection errors that could include unescaped input bytes
  • Fix potential high CPU consumption when using an attacker-controlled server with SSH connections
1.12.2

SECURITY ADVISORIES:

  • Previous releases in the v1.12 series could be affected by several vulnerabilities:

    • If for state encryption, OpenBao key provider is used with wrapping algorithms, it could generate panics or hangs on compromised systems where the JWE is specifically crafted.

    This is fixed now by (#4177)

  • Previous releases in the v1.12 series could be affected by several vulnerabilities:

    • When using SSH connections through OpenTofu, the errors that were returned from attempting a connection could include unescaped input bytes.
    • If using an attacker-controlled server to run tofu against, it might end up in high CPU consumption.

    These are now fixed by (#4247)

BUG FIXES:

  • Properly handle EDEADLK during provider installation. On Unix systems, the kernel may erroneously detect a deadlock between tofu processes using the global plugin cache. (#4166)
  • Fix race condition while handling closing signals during tofu login, both when the signal is sent by the user and when the browser fails to successfully connect. (4016)
  • Prevent panic when using ephemeral resources during tofu test`. (#4254)

Full Changelog: https://github.com/opentofu/opentofu/compare/v1.12.1...v1.12.2

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How v1.12.2 went

v1.12.1

Fixed 3
  • Fix excessive memory usage by providers introduced in v1.12.0
  • Fix replace_triggered_by being validated incorrectly in v1.12.0
  • Allow Azure key provider to accept tenant_id, subscription_id, environment, and metadata_host variables instead of only through environment variables
Security 2
  • Fix ssh usage through OpenTofu generate hanging or panicking
  • Fix revoked SignatureKey belonging to a CA not being correctly checked for revocation by now checking both key and key.SignatureKey for @revoked
SECURITY ADVISORIES:
  • Previous releases in the v1.12 series could be affected by several vulnerabilities:

    • ssh usage through OpenTofu generate hangs or panics.
    • Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.

    This is fixed now by (#4145)

BUG FIXES:
  • Address a bug introduced in v1.12.0 causing excessive memory usage by providers. (#4126)
  • Address a bug introduced in v1.12.0 where replace_triggered_by was validated incorrectly. (#4133
  • The Azure key provider will now accept the tenant_id, subscription_id, environment, and metadata_host variables; a bug previously only allowed these to be set through environment variables. (#4091)

Full Changelog: https://github.com/opentofu/opentofu/blob/v1.12/CHANGELOG.md

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How v1.12.1 went
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