fix: upgrade postcss to 8.5.18 (GHSA-r28c-9q8g-f849) - #1477
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Automated dependency upgrade by OrbisAI Security
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Summary
Upgrade postcss from 8.5.15 to 8.5.18 to fix GHSA-r28c-9q8g-f849.
Vulnerability
GHSA-r28c-9q8g-f849site/package-lock.jsonDescription: PostCSS: Path Traversal in Previous Source Map Auto-Loading (sourceMappingURL) leads to Arbitrary .map File Disclosure
Evidence
Scanner confirmation: trivy rule
GHSA-r28c-9q8g-f849flagged this pattern.Production code: This file is in the production codebase, not test-only code.
Changes
site/package.jsonsite/package-lock.jsonBehavior Preservation
The change is scoped to 2 files on the vulnerable path, and the project's existing tests still pass, so intended behavior is unchanged.
Verification
This change addresses a pattern flagged by static analysis. The code path handles user-influenced input and the fix reduces the attack surface against both manual and automated exploitation.
Automated security fix by OrbisAI Security