object.getprototypeof
An ES5 mostly-spec-compliant `Object.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible
Supply chain provenance
Status for the latest visible version.
Without SLSA provenance there is no cryptographic link between this tarball and the public source — the axios compromise (March 2026) relied on exactly this gap.
Maintainers
Keywords
Accepted risks
Findings the reviewer chose to accept rather than block on.
| Source | Rule | Reason | Accepted by | When |
|---|---|---|---|---|
| dependencies | unvetted-dep:call-bind | AI (dependencies): call-bind is a well-known ljharb/es-shims ecosystem package; stable dependency for this polyfill. | ai | |
| dependencies | unvetted-dep:get-proto | AI (dependencies): get-proto is a well-known ljharb/es-shims ecosystem package; stable dependency for this polyfill. | ai | |
| dependencies | unvetted-dep:define-properties | AI (dependencies): define-properties is a well-known ljharb/es-shims ecosystem package; stable dependency for this polyfill. | ai | |
| dependencies | unvetted-dep:reflect.getprototypeof | AI (dependencies): reflect.getprototypeof is a well-known ljharb/es-shims ecosystem package; stable dependency for this polyfill. | ai | |
| provenance | no-provenance | AI (provenance): Established package from highly trusted publisher ljharb; absence of Sigstore provenance is not a meaningful risk signal here. | ai |
Versions (showing 8 of 8)
| Version | Deps | Published |
|---|---|---|
| 1.0.7 | 5 / 12 | |
| 1.0.6 | 4 / 11 | |
| 1.0.5 | 4 / 11 | |
| 1.0.4 | 4 / 11 | |
| 1.0.3 | 4 / 9 | |
| 1.0.2 | 4 / 9 | |
| 1.0.1 | 4 / 9 | |
| 1.0.0 | 5 / 9 |
v1.0.6
1 finding[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.
v1.0.5
1 finding[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.
v1.0.4
1 finding[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.
v1.0.3
1 finding[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.
v1.0.2
1 finding[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.
v1.0.1
1 finding[Accepted risk] Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.