CVE-2026-102811

Summary

Marmite through 0.4.2 contains missing authentication in the development server endpoints /marmite/content, /marmite/config, and /marmite/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.

Affected Software

Weaknesses

• CWE-306: Missing Authentication for Critical Function

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/rochacbruno/marmite/issues/554
• https://github.com/rochacbruno/marmite/blob/4b2ddbd7595233b2e1d0086e18490fec49705098/src/server.rs#L455-L475
• https://github.com/rochacbruno/marmite/blob/4b2ddbd7595233b2e1d0086e18490fec49705098/src/content.rs#L1064-L1075
• https://github.com/rochacbruno/marmite/blob/4b2ddbd7595233b2e1d0086e18490fec49705098/src/content.rs#L1300-L1322
• https://github.com/rochacbruno/marmite/commit/303a0bf2fff4302f4164c0c39932fdffc6683ad4
• https://github.com/rochacbruno/marmite
• https://www.vulncheck.com/advisories/marmite-through-0.4.2-unauthenticated-api-access-via-development-server

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