CVE-2021-23558
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
Prototype Pollution in bmoor
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | bmoor | <0.10.1 | 0.10.1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-23558
- https://github.com/b-heilman/bmoor/commit/29b0162cc1dc1791fc060891f568b0ae29bc542b
- https://github.com/b-heilman/bmoor
- https://security.snyk.io/vuln/SNYK-JS-BMOOR-598664
- https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation
- https://snyk.io/vuln/SNYK-JS-BMOOR-2342622
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.