CVE Explorer

CVE-2026-33538

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.58 and 9.6.0-alpha.52, an unauthenticated attacker can cause denial of service by sending authentication requests with arbitrary, unconfigured provider names. The server executes a database query for each unconfigured provider before rejecting the request, and since no database index exists for unconfigured providers, each request triggers a full collection scan on the us

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d635f14f76b01912c44b16c0c93ae17eda0964027c16fccf484c889bb2f1e763

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"parse-server","vendor":"parse-community","versions":[{"status":"affected","version":"< 8.6.58"},{"status":"affected","version":">= 9.0.0, < 9.6.0-alpha.52"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion

{"cweId":"CWE-400","description":"CWE-400: Uncontrolled Resource Consumption","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions

{"name":"https://github.com/parse-community/parse-server/commit/40eb442e02672986730007d0a1edb22c1c4bd357","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/commit/40eb442e02672986730007d0a1edb22c1c4bd357"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/references/3

{"name":"https://github.com/parse-community/parse-server/commit/fbac847499e57f243315c5fc7135be1d58bb8e54","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/commit/fbac847499e57f243315c5fc7135be1d58bb8e54"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/references/4

{"name":"https://github.com/parse-community/parse-server/pull/10270","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10270"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/references/1

{"name":"https://github.com/parse-community/parse-server/pull/10271","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10271"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /containers/cna/references/2

{"name":"https://github.com/parse-community/parse-server/security/advisories/GHSA-g4cf-xj29-wqqr","tags":["x_refsource_CONFIRM"],"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-g4cf-xj29-wqqr"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f9d3ca984157790ce1112be3ffc42ad0624e9d3d955bdb696c8d4dd99aa47763 · sha256:8b38268122a11766… · /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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