OCPBUGS-100512: Bump postcss to fix CVE-2026-45623

[redhat-chai-bot]

Summary

Bump the postcss yarn resolution from ^8.2.13 to ^8.5.12 to address CVE-2026-45623.

CVE Details

• CVE: CVE-2026-45623
• Severity: Moderate (CVSS 7.5)
• CWE: CWE-22 (Path Traversal)
• Description: PostCSS PreviousMap parses sourceMappingURL comments from CSS input and dereferences the path against the local filesystem with no scheme, allowlist, or traversal check. An attacker who controls CSS input can cause the host process to read arbitrary files.
• Fixed in: PostCSS 8.5.12+

Changes

• frontend/package.json: Updated resolutions.postcss from ^8.2.13 to ^8.5.12
• frontend/yarn.lock: Regenerated (postcss now resolves to 8.5.26)

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@prabhapa requested in Slack thread

[openshift-merge-bot]

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[openshift-ci-robot]

@redhat-chai-bot: This pull request references Jira Issue OCPBUGS-100512, which is invalid:

• expected Jira Issue OCPBUGS-100512 to depend on a bug targeting a version in 4.16.0, 4.16.z and in one of the following states: VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA), but no dependents were found

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

Details

In response to this:

Summary

Bump the postcss yarn resolution from ^8.2.13 to ^8.5.12 to address CVE-2026-45623.

CVE Details

• CVE: CVE-2026-45623
• Severity: Moderate (CVSS 7.5)
• CWE: CWE-22 (Path Traversal)
• Description: PostCSS PreviousMap parses sourceMappingURL comments from CSS input and dereferences the path against the local filesystem with no scheme, allowlist, or traversal check. An attacker who controls CSS input can cause the host process to read arbitrary files.
• Fixed in: PostCSS 8.5.12+

Changes

• frontend/package.json: Updated resolutions.postcss from ^8.2.13 to ^8.5.12
• frontend/yarn.lock: Regenerated (postcss now resolves to 8.5.26)

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@prabhapa requested in Slack thread

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[prabhapa]

/jira refresh

[openshift-ci-robot]

@prabhapa: This pull request references Jira Issue OCPBUGS-100512, which is invalid:

• expected Jira Issue OCPBUGS-100512 to depend on a bug targeting a version in 4.16.0, 4.16.z and in one of the following states: VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA), but no dependents were found

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

Details

In response to this:

/jira refresh

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[germanparente]

/lgtm

[openshift-merge-bot]

Scheduling required tests:
/test e2e-gcp-console

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: germanparente, redhat-chai-bot
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Details

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• frontend/OWNERS

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[redhat-chai-bot]

/retest e2e-gcp-console

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[redhat-chai-bot]

/test e2e-gcp-console

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[redhat-chai-bot]

/test e2e-gcp-console

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[openshift-ci]

@redhat-chai-bot: all tests passed!

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