[dependabot]

Bumps the pip group with 2 updates in the /backend directory: cryptography and langchain-core.

Updates cryptography from 46.0.6 to 46.0.7

Changelog

Sourced from cryptography's changelog.

46.0.7 - 2026-04-07

* **SECURITY ISSUE**: Fixed an issue where non-contiguous buffers could be
  passed to APIs that accept Python buffers, which could lead to buffer
  overflow. **CVE-2026-39892**
* Updated Windows, macOS, and Linux wheels to be compiled with OpenSSL 3.5.6.
.. _v46-0-6:

Commits

• 622d672 46.0.7 release (#14602)
• See full diff in compare view

Updates langchain-core from 1.2.23 to 1.2.28

Release notes

Sourced from langchain-core's releases.

langchain-core==1.2.28

Changes since langchain-core==1.2.27

release(core): release 1.2.28 (#36614) fix(core): add more sanitization to templates (#36612)

langchain-core==1.2.27

Changes since langchain-core==1.2.26

release(core): 1.2.27 (#36586) fix(core): handle symlinks in deprecated prompt save path (#36585) chore: add comment explaining pygments>=2.20.0 (#36570)

Credit to Jeff Ponte (@​JDP-Security) for reporting the symlink resolution issue in #36585.

langchain-core==1.2.26

Changes since langchain-core==1.2.25

release(core): 1.2.26 (#36511) fix(core): add init validator and serialization mappings for Bedrock models (#34510) feat(core): add ChatBaseten to serializable mapping (#36510) chore(core): drop gpt-3.5-turbo from docstrings (#36497) fix(core): correct parameter names in filter_messages docstring example (#36462)

langchain-core==1.2.25

Changes since langchain-core==1.2.24

release(core): 1.2.25 (#36473) fix(core): harden check for txt files in deprecated prompt loading functions (#36471) fix(core): fixed typos in the documentation (#36459)

Credit to Jeff Ponte (@​JDP-Security) for reporting the symlink resolution issue resolved in #36471.

langchain-core==1.2.24

Changes since langchain-core==1.2.23

release(core): 1.2.24 (#36434) feat(core): impute placeholder filenames for OpenAI file inputs (#36433) chore: pygments>=2.20.0 across all packages (CVE-2026-4539) (#36385) fix(core): add "computer" to _WellKnownOpenAITools (#36261)

Commits

• dd7c3eb release(core): release 1.2.28 (#36614)
• af2ed47 fix(core): add more sanitization to templates (#36612)
• 7e5858d release(standard-tests): 1.1.6 (#36610)
• fe99cb2 fix(standard-tests): update standard tests for sandbox backends (#36036)
• 65bbd47 chore(model-profiles): refresh model profile data (#36596)
• 6486404 release(core): 1.2.27 (#36586)
• 7629c74 fix(core): handle symlinks in deprecated prompt save path (#36585)
• ce21bf4 ci: convert working-directory to validated dropdown (#36575)
• b8698ea release(ollama): 1.1.0 (#36574)
• 3beba77 feat(ollama): support response_format (#34612)
• Additional commits viewable in compare view

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[cubic-dev-ai]

No issues found across 1 file

Confidence score: 5/5

• Automated review surfaced no issues in the provided summaries.
• No files require special attention.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.05%. Comparing base (f4e2f1e) to head (f11fdc1).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4522   +/-   ##
=======================================
  Coverage   99.05%   99.05%           
=======================================
  Files         527      527           
  Lines       16882    16882           
  Branches     2320     2372   +52     
=======================================
  Hits        16723    16723           
  Misses         91       91           
  Partials       68       68           

Flag	Coverage Δ
backend	99.50% <ø> (ø)
frontend	97.78% <ø> (ø)

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