@jbrowse/core — Greenflagged

JBrowse 2 core libraries used by plugins

Supply chain provenance

Status for the latest visible version.

SLSA provenance attestation npm registry signatures No source commit

Maintainers

garrettjstevensrbuelscmdcolin

Keywords

jbrowsejbrowse2bionodebiojsgenomics

Accepted risks

Findings the reviewer chose to accept rather than block on.

Source	Rule	Reason	Accepted by	When
typosquat	typosquat.levenshtein:cors	AI (typosquat): Established JBrowse genome browser core package; scoped name @jbrowse/core has no relation to the cors package.	ai	2026/05/17

Versions (showing 25 of 25)

Version	Deps	Published
4.3.0	34 / 0	2026-05-21
4.2.1	34 / 0	2026-04-27
4.2.0	34 / 0	2026-04-16
4.1.15	34 / 0	2026-04-02
4.1.14	34 / 0	2026-03-08
4.1.13	34 / 0	2026-02-19
4.1.12	34 / 0	2026-02-19
4.1.11	34 / 0	2026-02-19
4.1.10	34 / 0	2026-02-19
4.1.9	34 / 0	2026-02-19
4.1.8	34 / 0	2026-02-19
4.1.7	34 / 0	2026-02-18
4.1.6	34 / 0	2026-02-18
4.1.5	34 / 0	2026-02-18
4.1.4	34 / 0	2026-02-18
4.1.3	34 / 0	2026-01-27
4.1.2	34 / 0	2026-01-27
4.1.1	34 / 0	2026-01-22
4.1.0	34 / 0	2026-01-22
4.0.4	35 / 0	2026-01-17
4.0.3	35 / 0	2026-01-10
4.0.2	35 / 0	2026-01-10
4.0.1	35 / 0	2026-01-10
4.0.0	35 / 0	2026-01-10
3.7.0	29 / 0	2025-11-07

v4.3.0

1 finding

INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.2.1

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.2.0

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

INFO Has SLSA provenance attestation provenance

Published via CI/CD with Sigstore attestation (predicate: https://slsa.dev/provenance/v1). This is the strongest supply chain integrity signal.

v4.1.15

1 finding

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v4.1.14

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.13

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.12

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.11

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.10

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.9

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.8

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.7

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.6

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.5

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.4

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.3

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.2

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.1

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.1.0

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.0.4

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.0.3

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.0.2

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.0.1

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v4.0.0

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.7.0

2 findings

HIGH typosquat.levenshtein: Possible typosquat of 'cors' typosquat

Package name '@jbrowse/core' is 1 edit(s) away from popular package 'cors'.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.