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@microsoft/sp-extension-base

5
Versions
License
No
Install Scripts
Missing
Provenance

Supply chain provenance

Status for the latest visible version.

No SLSA provenance npm registry signatures No source commit

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

microsoft1esmicrosoft-oss-releasesodspnpm

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
source-diff obfuscated-file:dist/sp-extension-base_default_3e92b8f936a49b37e935.js AI (source-diff): Standard webpack minified dist bundle for SPFx; readable class names, no malicious patterns. Stable for this package. ai
source-diff obfuscated-file:dist/sp-extension-base_en-us_79bcac5898337dbfcd83.js AI (source-diff): Standard webpack minified dist bundle for SPFx; locale variant. Stable for this package. ai
source-diff obfuscated-file:dist/sp-extension-base_qps-ploc_6b05c64ad466825c4e01.js AI (source-diff): Standard webpack minified dist bundle for SPFx; locale variant. Stable for this package. ai
source-diff obfuscated-file:dist/sp-extension-base_qps-ploca_8d0f4e0a51ddc66f0929.js AI (source-diff): Standard webpack minified dist bundle for SPFx; locale variant. Stable for this package. ai
phantom-deps phantom-dep:@microsoft/sp-module-interfaces AI (phantom-deps): Same-org sibling package; declared but used indirectly via other sp-* deps, stable false positive. ai
bogus-package bogus-package AI (bogus-package): Established Microsoft SPFx SDK package; sparse README is a documentation style choice, not a spam indicator. ai
phantom-deps phantom-dep:@swc/helpers AI (phantom-deps): Known implicit runtime dependency for SWC-compiled output; stable pattern for this package. ai

Versions (showing 5 of 5)

Version Deps Published
1.23.0 7 / 7
1.22.2 7 / 7
1.22.1 7 / 7
1.22.0 7 / 7
1.21.1 7 / 7

v1.23.0

5 findings
HIGH New obfuscated file: dist/sp-extension-base_default_3e92b8f936a49b37e935.js source-diff

Newly added source file contains lines over 3000 chars, suggesting minified or obfuscated code. New obfuscated files are a strong attack indicator.

HIGH New obfuscated file: dist/sp-extension-base_en-us_79bcac5898337dbfcd83.js source-diff

Newly added source file contains lines over 3000 chars, suggesting minified or obfuscated code. New obfuscated files are a strong attack indicator.

HIGH New obfuscated file: dist/sp-extension-base_qps-ploc_6b05c64ad466825c4e01.js source-diff

Newly added source file contains lines over 3000 chars, suggesting minified or obfuscated code. New obfuscated files are a strong attack indicator.

HIGH New obfuscated file: dist/sp-extension-base_qps-ploca_8d0f4e0a51ddc66f0929.js source-diff

Newly added source file contains lines over 3000 chars, suggesting minified or obfuscated code. New obfuscated files are a strong attack indicator.

LOW No provenance attestation provenance

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

v1.22.1

1 finding
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.

v1.22.0

1 finding
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.

v1.21.1

1 finding
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.