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CVE-2026-27887

Spin is an open source developer tool for building and running serverless applications powered by WebAssembly. When Spin is configured to allow connections to a database or web server which could return responses of unbounded size (e.g. tables with many rows or large content bodies), Spin may in some cases attempt to buffer the entire response before delivering it to the guest, which can lead to the host process running out of memory, panicking, and crashing. In addition, a malicious guest appli
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:cdc599a9132a83a75a6ca064c5111f6ecb58275e40d599201f65a3ca93f24b55
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"product":"spin","vendor":"spinframework","versions":[{"status":"affected","version":"< 3.6.1"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/affected/0

{"product":"SpinKube","vendor":"spinframework","versions":[{"status":"affected","version":"< 0.6.2"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/affected/1

{"product":"containerd-shim-spin","vendor":"spinframework","versions":[{"status":"affected","version":"< 0.22.1"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/affected/2
cwe · 3 assertions

{"cweId":"CWE-774","description":"CWE-774: Allocation of File Descriptors or Handles Without Limits or Throttling","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-789","description":"CWE-789: Memory Allocation with Excessive Size Value","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

3 source assertions
{"product":"spin","vendor":"spinframework","versions":[{"status":"affected","version":"< 3.6.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/affected/0
{"product":"SpinKube","vendor":"spinframework","versions":[{"status":"affected","version":"< 0.6.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/affected/1
{"product":"containerd-shim-spin","vendor":"spinframework","versions":[{"status":"affected","version":"< 0.22.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/affected/2

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

3 source assertions
{"cweId":"CWE-774","description":"CWE-774: Allocation of File Descriptors or Handles Without Limits or Throttling","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-789","description":"CWE-789: Memory Allocation with Excessive Size Value","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/spinframework/spin/security/advisories/GHSA-mv4f-6ffm-32wx","tags":["x_refsource_CONFIRM"],"url":"https://github.com/spinframework/spin/security/advisories/GHSA-mv4f-6ffm-32wx"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fc59a8b9a7203f2ba2b0be7c5b38a0e3bdc10918c19cdf47e0fba49d1f93094e · sha256:4ac21c680b70fe56… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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