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Pin GitHub Actions to full-length commit SHAs - #2934

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Sreedhar Pelluru (spelluru) merged 1 commit into
MicrosoftDocs:mainfrom
danfiedler-msft:danfiedler/pin-actions
Sep 9, 2026
Merged

Pin GitHub Actions to full-length commit SHAs#2934
Sreedhar Pelluru (spelluru) merged 1 commit into
MicrosoftDocs:mainfrom
danfiedler-msft:danfiedler/pin-actions

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Summary

This PR pins GitHub Actions to full-length commit SHAs for improved security and reproducibility and adds a 7 day cooldown to Dependabot configuration for GitHub Actions. This work is described in more detail at https://aka.ms/action-pinning.

Why?

Pinning actions to commit SHAs prevents supply-chain attacks where a tag could be moved to point to malicious code. This is a recommended security best practice per the GitHub Actions security hardening guide.

This change mitigates the risk of tag retargeting to malicious code as seen in incidents like the tj-actions/changed-files action compromise or codfish/semantic-release-action compromise and improves the integrity and reproducibility of the CI/CD pipeline.

What changed?

Action pinning: Third-party action references in .github/workflows/ that used mutable tag-based references (e.g., actions/checkout@v4) have been updated to full-length commit SHAs with a version comment (e.g., actions/checkout@<sha> # v4) using the pinact tool. References that were already pinned to a SHA, or that used immutable release tags, were left unchanged.

Dependabot configuration: .github/dependabot.yml has been updated to ensure a github-actions package-ecosystem section is present with a cooldown configuration (default-days: 7). If the file did not exist, it was created. If a github-actions section already existed, only the cooldown block was added or its default-days value was increased to 7 if it was lower. The 7-day cooldown provides a window for the community to detect and report compromised releases before they are automatically proposed as updates, reducing exposure to supply-chain attacks via newly published malicious versions.

Is this safe to merge?

Yes. The pinned SHAs correspond to the same commits that the existing tags pointed to. No behavioral changes in action execution are introduced. You can verify the pinned SHA value using the GitHub REST API (e.g., the commit hash for actions/checkout@v7 can be found in the sha property in the JSON response for GET https://api.github.com/repos/actions/checkout/commits/v7).

Additional Information

For more information, please see https://aka.ms/action-pinning

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Learn Build status updates of commit d1e932d:

✅ Validation status: passed

File Status Preview URL Details
.github/dependabot.yml ✅Succeeded
.github/workflows/stale.yml ✅Succeeded

For more details, please refer to the build report.

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PRMerger Results

Issue Description
Added File(s) This PR contains added files. New files require human review.
Yaml File(s) This PR includes changes to .yml file(s) owned by another author.
File Change Percent This PR contains file(s) with more than 30% file change.

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#please-open

@prmerger-automator prmerger-automator Bot reopened this Sep 9, 2026
@spelluru

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#sign-off

This is an intentional change to public repos for the security reasons.

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Invalid command: '#sign-off'. Only the assigned author of one or more file in this PR can sign off. @

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Learn Build status updates of commit d1e932d:

✅ Validation status: passed

File Status Preview URL Details
.github/dependabot.yml ✅Succeeded
.github/workflows/stale.yml ✅Succeeded

For more details, please refer to the build report.

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PRMerger Results

Issue Description
Added File(s) This PR contains added files. New files require human review.
Yaml File(s) This PR includes changes to .yml file(s) owned by another author.
File Change Percent This PR contains file(s) with more than 30% file change.

@spelluru

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Regan Downer (@v-regandowner) - Please merge this PR when you get a chance. I own the Azure Data Explorer content.

This is to tighten up security for the public repo. Please see You can read more about this campaign at https://aka.ms/action-pinning.

@spelluru
Sreedhar Pelluru (spelluru) merged commit 69c393a into MicrosoftDocs:main Sep 9, 2026
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learn-build-service-prod Bot added a commit that referenced this pull request Sep 9, 2026
…s://github.com/MicrosoftDocs/dataexplorer-docs (branch main) (#7603)

* Clarify Parquet continuous export performance for wide tables (#2900)

* Clarify Parquet continuous export performance for wide tables

* Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Silas Mendes <silasmendes@gmail.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

* Implement resource ID retrieval for Azure authentication (#2918)

* Implement resource ID retrieval for Azure authentication

Added code to fetch resource ID from metadata for Azure Data Explorer authentication.

* Update authenticate-with-msal.md

* Refactor resource ID retrieval to C#

Updated the method for fetching resource ID from Kusto service metadata, switching from Java to C# code.

* Clarify MSAL authentication support for ingest endpoint

Updated the code sample to clarify that the MSAL authentication flow is supported for the 'ingest-' endpoint.

* Pin GitHub Actions to full-length commit SHAs (#2934)

* Bump actions/stale from 3.0.19 to 11.0.0 in the github-actions group (#2938)

Bumps the github-actions group with 1 update: [actions/stale](https://github.com/actions/stale).


Updates `actions/stale` from 3.0.19 to 11.0.0
- [Release notes](https://github.com/actions/stale/releases)
- [Changelog](https://github.com/actions/stale/blob/main/CHANGELOG.md)
- [Commits](actions/stale@98ed4cb...4391f3d)

---
updated-dependencies:
- dependency-name: actions/stale
  dependency-version: 11.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: learn-build-service-prod[bot] <113403604+learn-build-service-prod[bot]@users.noreply.github.com>
Co-authored-by: Silas Mendes <61285023+silasmendes-ms@users.noreply.github.com>
Co-authored-by: Silas Mendes <silasmendes@gmail.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Learn Build Service GitHub App <Learn Build Service LearnBuild@microsoft.com>
Co-authored-by: ohad bitton <32278684+ohadbitt@users.noreply.github.com>
Co-authored-by: Dan Fiedler <151573964+danfiedler-msft@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
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3 participants