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CVE-2026-53726

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.80 and 9.9.1-alpha.6, a relation query using the $relatedTo operator could read the membership of a Relation field even when that field was hidden from the requesting client by protectedFields, and even when the object owning the relation was not readable by the client under its ACL or class-level permissions. The request requires only the public API credentials that Pars
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c26825446863d9749f96401c1cd346c68629bee14e3c8b13837cc98b3375e615
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"parse-server","vendor":"parse-community","versions":[{"status":"affected","version":"< 8.6.80"},{"status":"affected","version":">= 9.0.0, < 9.9.1-alpha.6"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:9978da37ea47d8de1b9a4784392199ce278587812b4f0825c0b3cac0afc8c0f4 · sha256:185fe643354ae261… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","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:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:9978da37ea47d8de1b9a4784392199ce278587812b4f0825c0b3cac0afc8c0f4 · sha256:185fe643354ae261… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:9978da37ea47d8de1b9a4784392199ce278587812b4f0825c0b3cac0afc8c0f4 · sha256:185fe643354ae261… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/parse-community/parse-server/pull/10493","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10493"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9978da37ea47d8de1b9a4784392199ce278587812b4f0825c0b3cac0afc8c0f4 · sha256:185fe643354ae261… · /containers/cna/references/1
{"name":"https://github.com/parse-community/parse-server/pull/10494","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10494"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9978da37ea47d8de1b9a4784392199ce278587812b4f0825c0b3cac0afc8c0f4 · sha256:185fe643354ae261… · /containers/cna/references/2
{"name":"https://github.com/parse-community/parse-server/security/advisories/GHSA-wmwx-jr2p-4j4r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-wmwx-jr2p-4j4r"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:9978da37ea47d8de1b9a4784392199ce278587812b4f0825c0b3cac0afc8c0f4 · sha256:185fe643354ae261… · /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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