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CVE Explorer

CVE-2026-2950

Impact: Lodash versions 4.17.23 and earlier are vulnerable to prototype pollution in the _.unset and _.omit functions. The fix for (CVE-2025-13465: https://github.com/lodash/lodash/security/advisories/GHSA-xxjr-mmjv-4gpg) only guards against string key members, so an attacker can bypass the check by passing array-wrapped path segments. This allows deletion of properties from built-in prototypes such as Object.prototype, Number.prototype, and String.prototype. The issue permits deletion of prot
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:935f27e6e077db8356a2c46ba107a2d0b2b1f465dc084f7593f05fc817b3fc96
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 4 assertions

{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash-amd","product":"lodash-amd","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.17.23","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/2

{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash.unset","product":"lodash.unset","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.0.0","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/3

{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash-es","product":"lodash-es","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.17.23","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/1

{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash","product":"lodash","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.17.23","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/0

Affected products and versions

4 source assertions
{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash-amd","product":"lodash-amd","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.17.23","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/2
{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash.unset","product":"lodash.unset","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.0.0","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/3
{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash-es","product":"lodash-es","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.17.23","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/1
{"defaultStatus":"unaffected","packageURL":"pkg:npm/lodash","product":"lodash","vendor":"lodash","versions":[{"lessThan":"4.18.0","status":"affected","version":"4.17.23","versionType":"semver"},{"status":"unaffected","version":"4.18.0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":6.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/metrics/0/cvssV3_1

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_v5cwe
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://github.com/lodash/lodash/security/advisories/GHSA-xxjr-mmjv-4gpg"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f5aab7af0e1ef9c091e6db864c0565acb21084f5ae247a04d26fc443c43bdfbd · sha256:167623c98cb0ac12… · /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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