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CVE-2026-33421

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.53 and 9.6.0-alpha.42, Parse Server's LiveQuery WebSocket interface does not enforce Class-Level Permission (CLP) pointer permissions (readUserFields and pointerFields). Any authenticated user can subscribe to LiveQuery events and receive real-time updates for all objects in classes protected by pointer permissions, regardless of whether the pointer fields on those object
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f0ea1aceecd41b0f1ad5ab33e3154c6b2fa150bf3287106b2bc6e8ea3df139f9
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":"< 8.6.53"},{"status":"affected","version":">= 9.0.0, < 9.6.0-alpha.42"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.1,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-863","description":"CWE-863: Incorrect Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"name":"https://github.com/parse-community/parse-server/commit/6c3317aca6eb618ac48f999021ae3ef7766ad1ea","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/commit/6c3317aca6eb618ac48f999021ae3ef7766ad1ea"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/references/3
{"name":"https://github.com/parse-community/parse-server/commit/976dad109f3fe3fbd0a3a35ef62e7a5d35eb0bee","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/commit/976dad109f3fe3fbd0a3a35ef62e7a5d35eb0bee"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/references/4
{"name":"https://github.com/parse-community/parse-server/pull/10250","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10250"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/references/1
{"name":"https://github.com/parse-community/parse-server/pull/10252","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10252"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /containers/cna/references/2
{"name":"https://github.com/parse-community/parse-server/security/advisories/GHSA-fph2-r4qg-9576","tags":["x_refsource_CONFIRM"],"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-fph2-r4qg-9576"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33f144c7d689bd9a5fa62952241232eb9c2f2d0662907d2589941c47308dd060 · sha256:a2bc4dc3d52ee824… · /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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