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CVE-2026-55078

Coder allows organizations to provision remote development environments via Terraform. Starting in version 2.17.0 and prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2, `POST /api/v2/files` converts zip uploads to tar in memory via `CreateTarFromZip`, which enforced a per-entry size limit but no aggregate limit on total decompressed output, writing to an unbounded in-memory buffer. Exploitation requires authenticated file-upload access and the impact is limited to availability (denial of serv
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ff24f77cc9d44509d6e757dec0ed2117537898b31375306ac3d8106b609a1b41
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"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:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-409","description":"CWE-409: Improper Handling of Highly Compressed Data (Data Amplification)","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"coder","vendor":"coder","versions":[{"status":"affected","version":">= 2.34.0, < 2.34.2"},{"status":"affected","version":">= 2.33.0, < 2.33.8"},{"status":"affected","version":">= 2.30.0, < 2.32.7"},{"status":"affected","version":">= 2.17.0, < 2.29.17"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"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:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-409","description":"CWE-409: Improper Handling of Highly Compressed Data (Data Amplification)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/problemTypes/0/descriptions/0

Source references

6 source assertions
{"name":"https://github.com/coder/coder/pull/25877","tags":["x_refsource_MISC"],"url":"https://github.com/coder/coder/pull/25877"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/references/1
{"name":"https://github.com/coder/coder/releases/tag/v2.29.17","tags":["x_refsource_MISC"],"url":"https://github.com/coder/coder/releases/tag/v2.29.17"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/references/2
{"name":"https://github.com/coder/coder/releases/tag/v2.32.7","tags":["x_refsource_MISC"],"url":"https://github.com/coder/coder/releases/tag/v2.32.7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/references/3
{"name":"https://github.com/coder/coder/releases/tag/v2.33.8","tags":["x_refsource_MISC"],"url":"https://github.com/coder/coder/releases/tag/v2.33.8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/references/4
{"name":"https://github.com/coder/coder/releases/tag/v2.34.2","tags":["x_refsource_MISC"],"url":"https://github.com/coder/coder/releases/tag/v2.34.2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /containers/cna/references/5
{"name":"https://github.com/coder/coder/security/advisories/GHSA-2mg2-p7r7-g27f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/coder/coder/security/advisories/GHSA-2mg2-p7r7-g27f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5ab7eb085ff387986ec1b2a5412b6cdf5d8cbc4fd41ac386a537a699c1a48100 · sha256:de44e0c50e83283b… · /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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