cve.bz

CVE-2021-23433

9.8 criticalEPSS 1.6%

Critical (9.8) in algolia algoliasearch-helper. EPSS 1.6% chance of exploitation in the next 30 days. Fixed in algoliasearch-helper 3.6.2.

The package algoliasearch-helper before 3.6.2 are vulnerable to Prototype Pollution due to use of the merge function in src/SearchParameters/index.jsSearchParameters._parseNumbers without any protection against prototype properties. Note that this vulnerability is only exploitable if the implementation allows users to define arbitrary search patterns.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)
CWE
CWE-1321
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-vpf5-82c8-9v36npmalgoliasearch-helper<3.6.23.6.2

References

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