fix(deps): vuln Flask (major → 3.1.3) [docs]

[gh-worker-campaigns-3e9aa4]

Summary: High-severity security update — 1 package upgraded (MAJOR changes included)

Manifests changed:

• docs (pip)

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✅ Action Required: Please review the changes below. If they look good, approve and merge this PR.

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Updates

Package	From	To	Type	Dep Type	Vulnerabilities Fixed
Flask	1.1.2	3.1.3	major	Direct	3 HIGH, 2 LOW

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Warning

Major Version Upgrade

This update includes major version changes that may contain breaking changes. Please:

• Review the changelog/release notes for breaking changes
• Test thoroughly in a staging environment
• Update any code that depends on changed APIs
• Ensure all tests pass before merging

Security Details

🚨 Critical & High Severity (3 fixed)

Package	CVE	Severity	Summary	Unsafe Version	Fixed In
Flask	GHSA-m2qf-hxjv-5gpq	HIGH	Flask vulnerable to possible disclosure of permanent session cookie due to missing Vary: Cookie header	1.1.2	2.3.2
Flask	CVE-2023-30861	HIGH	Flask vulnerable to possible disclosure of permanent session cookie due to missing Vary: Cookie header	1.1.2	-
Flask	PYSEC-2023-62	HIGH	-	1.1.2	70f906c51ce49c485f1d355703e9cc3386b1cc2b

ℹ️ Other Vulnerabilities (2)

Package	CVE	Severity	Summary	Unsafe Version	Fixed In
Flask	GHSA-68rp-wp8r-4726	LOW	Flask session does not add Vary: Cookie header when accessed in some ways	1.1.2	3.1.3
Flask	CVE-2026-27205	LOW	Flask session does not add Vary: Cookie header when accessed in some ways	1.1.2	-

⚠️ Dependencies that have Reached EOL (1)

Dependency	Unsafe Version	EOL Date	New Version	Path
Flask	1.1.2	-	3.1.3	docs/requirements.txt

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Review Checklist

Extra review is recommended for this update:

• Review changes for compatibility with your code
• Check release notes for breaking changes
• Run integration tests to verify service behavior
• Test in staging environment before production
• Monitor key metrics after deployment
• Approve and merge this PR

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Update Mode: Vulnerability Remediation (High)

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