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CVE-2025-61780

Rack is a modular Ruby web server interface. Prior to versions 2.2.20, 3.1.18, and 3.2.3, a possible information disclosure vulnerability existed in `Rack::Sendfile` when running behind a proxy that supports `x-sendfile` headers (such as Nginx). Specially crafted headers could cause `Rack::Sendfile` to miscommunicate with the proxy and trigger unintended internal requests, potentially bypassing proxy-level access restrictions. When `Rack::Sendfile` received untrusted `x-sendfile-type` or `x-acce
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:63cc130a4acca74ed98a602ec7ec1ef4ef0e2ae68b4c96d18cbd1462587c27e1
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-441","description":"CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-913","description":"CWE-913: Improper Control of Dynamically-Managed Code Resources","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/problemTypes/2/descriptions/0

Affected products and versions

1 source assertion
{"product":"rack","vendor":"rack","versions":[{"status":"affected","version":"< 2.2.20"},{"status":"affected","version":">= 3.0, < 3.1.18"},{"status":"affected","version":">= 3.2, < 3.2.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.8,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-441","description":"CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-913","description":"CWE-913: Improper Control of Dynamically-Managed Code Resources","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/problemTypes/2/descriptions/0

Source references

4 source assertions
{"name":"https://github.com/rack/rack/commit/57277b7741581fa827472c5c666f6e6a33abd784","tags":["x_refsource_MISC"],"url":"https://github.com/rack/rack/commit/57277b7741581fa827472c5c666f6e6a33abd784"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/references/1
{"name":"https://github.com/rack/rack/commit/7e69f65eefe9cd2868df9f9f3b0977b86f93523a","tags":["x_refsource_MISC"],"url":"https://github.com/rack/rack/commit/7e69f65eefe9cd2868df9f9f3b0977b86f93523a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/references/2
{"name":"https://github.com/rack/rack/commit/fba2c8bc63eb787ff4b19bc612d315fda6126d85","tags":["x_refsource_MISC"],"url":"https://github.com/rack/rack/commit/fba2c8bc63eb787ff4b19bc612d315fda6126d85"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /containers/cna/references/3
{"name":"https://github.com/rack/rack/security/advisories/GHSA-r657-rxjc-j557","tags":["x_refsource_CONFIRM"],"url":"https://github.com/rack/rack/security/advisories/GHSA-r657-rxjc-j557"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:90cfb7e88dd24588ada1776c4da2e1c1cd4be7778b65888695e85ed0641a333c · sha256:a3411d4c73facf2f… · /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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