chore(deps): update dependency marshmallow to v3.26.2 [security]

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
marshmallow (changelog)	==3.19.0 → ==3.26.2

GitHub Vulnerability Alerts

CVE-2025-68480

Impact

Schema.load(data, many=True) is vulnerable to denial of service attacks. A moderately sized request can consume a disproportionate amount of CPU time.

Patches

4.1.2, 3.26.2

Workarounds

# Fail fast
def load_many(schema, data, **kwargs):
    if not isinstance(data, list):
        raise ValidationError(['Invalid input type.'])
    return [schema.load(item, **kwargs) for item in data]

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Release Notes

marshmallow-code/marshmallow (marshmallow)

v3.26.2

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Bug fixes:

• :cve:2025-68480: Merge error store messages without rebuilding collections.
  Thanks 카푸치노 for reporting and :user:deckar01 for the fix.

v3.26.1

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v3.26.0

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v3.25.1

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v3.25.0

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v3.24.2

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v3.24.1

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v3.24.0

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v3.23.3

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v3.23.2

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v3.23.1

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v3.23.0

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v3.22.0

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v3.21.3

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v3.21.2

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v3.21.1

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v3.21.0

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v3.20.2

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v3.20.1

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v3.20.0

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[webteam-app]

Demo

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 47.53%. Comparing base (8850440) to head (261e60b).

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #15923   +/-   ##
=======================================
  Coverage   47.53%   47.53%           
=======================================
  Files          37       37           
  Lines        5749     5749           
=======================================
  Hits         2733     2733           
  Misses       3016     3016           

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