CVE-2026-26021
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
set-in Affected by Prototype Pollution
Predictions
Exploit likelihood
20%
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 | set-in | >=2.0.1,<2.0.5 | 2.0.5 |
References
- https://github.com/ahdinosaur/set-in/security/advisories/GHSA-2c4m-g7rx-63q7
- https://nvd.nist.gov/vuln/detail/CVE-2026-26021
- https://github.com/ahdinosaur/set-in/pull/6
- https://github.com/ahdinosaur/set-in/commit/34842cc02de3fd65d6f8bd0b268347e7b390125b
- https://github.com/ahdinosaur/set-in/commit/6bad255961d379e4b1f5fbc52ef9dc8420816f24
- https://github.com/ahdinosaur/set-in/commit/b8e1dabfdbd35c8d604b6324e01d03f280256c3d
- https://github.com/ahdinosaur/set-in/commit/d87c1a09fa2edb55cd76440a67d83d1cb828df11
- https://github.com/ahdinosaur/set-in
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.