fix(deps): vuln minor: marshmallow · patch: sphinx, sphinx-rtd-theme [docs]

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Summary: Security update — 3 packages upgraded (MINOR 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
marshmallow	3.22.0	3.26.2	minor	Direct	2 MODERATE
sphinx	3.5.3	3.5.4	patch	Direct	-
sphinx-rtd-theme	0.5.0	0.5.2	patch	Direct	-

Packages marked with "-" are updated due to dependency constraints.

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Security Details

ℹ️ Other Vulnerabilities (2)

Package	CVE	Severity	Summary	Unsafe Version	Fixed In
marshmallow	GHSA-428g-f7cq-pgp5	MODERATE	Marshmallow has DoS in Schema.load(many)	3.22.0	3.26.2
marshmallow	CVE-2025-68480	MODERATE	Marshmallow has DoS in Schema.load(many)	3.22.0	-

⚠️ Dependencies that have Reached EOL (2)

Dependency	Unsafe Version	EOL Date	New Version	Path
sphinx	3.5.3	Mar 20, 2026	3.5.4	docs/requirements.txt
sphinx-rtd-theme	0.5.0	-	0.5.2	docs/requirements.txt

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Review Checklist

Standard review:

• Review changes for compatibility with your code
• Check for breaking changes in release notes
• Run tests locally or wait for CI
• Approve and merge this PR

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Update Mode: Vulnerability Remediation

🤖 Generated by DataDog Automated Dependency Management System

[dd-prapprover]

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🛠️ PRApproval Status

• ✅ PR is eligible for auto-approval by rule dependency-management-version-updater - 2026-04-25T13:14:01Z
• ⬜ CI tests passed
• ⬜ Approved
• ⬜ Merge Started
• ⬜ Merged

➡️ Current phase: waiting for CI tests to complete...