CVE Explorer
CVE-2026-32878
Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.20 and 8.6.44, an attacker can bypass the default request keyword denylist protection and the class-level permission for adding fields by sending a crafted request that exploits prototype pollution in the deep copy mechanism. This allows injecting fields into class schemas that have field addition locked down, and can cause permanent schema type conflicts that cannot be re
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":">= 9.0.0, < 9.6.0-alpha.20"},{"status":"affected","version":"< 8.6.44"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:2808933e52e2f97461ba8537e9366e8afc19730d2689f1515cc7749768550cac · sha256:2bc5d361b52e8ed3… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.3,"baseSeverity":"MEDIUM","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:N/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:2808933e52e2f97461ba8537e9366e8afc19730d2689f1515cc7749768550cac · sha256:2bc5d361b52e8ed3… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-1321","description":"CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:2808933e52e2f97461ba8537e9366e8afc19730d2689f1515cc7749768550cac · sha256:2bc5d361b52e8ed3… · /containers/cna/problemTypes/0/descriptions/0
Source references
3 source assertions{"name":"https://github.com/parse-community/parse-server/pull/10200","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10200"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2808933e52e2f97461ba8537e9366e8afc19730d2689f1515cc7749768550cac · sha256:2bc5d361b52e8ed3… · /containers/cna/references/1
{"name":"https://github.com/parse-community/parse-server/pull/10201","tags":["x_refsource_MISC"],"url":"https://github.com/parse-community/parse-server/pull/10201"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2808933e52e2f97461ba8537e9366e8afc19730d2689f1515cc7749768550cac · sha256:2bc5d361b52e8ed3… · /containers/cna/references/2
{"name":"https://github.com/parse-community/parse-server/security/advisories/GHSA-9ccr-fpp6-78qf","tags":["x_refsource_CONFIRM"],"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-9ccr-fpp6-78qf"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:2808933e52e2f97461ba8537e9366e8afc19730d2689f1515cc7749768550cac · sha256:2bc5d361b52e8ed3… · /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.