StackPrism

npm package

svelte 5.56.9: no known vulnerabilities

svelte 5.56.9 has no known vulnerabilities in OSV.dev.

npm (opens in a new tab) describes it as “Cybernetically enhanced web apps”

Known vulnerabilities
0
None in OSV.dev
Released
Aug 12, 2026
Latest is 5.57.2
Downloads last week
107.4K
2% of svelte downloads
Svelte 5 support
Supported
Licence
MIT
OpenSSF Scorecard
7.6/10
sveltejs/svelte (opens in a new tab)
Pulls in
19 packages
Resolved by deps.dev

Newer releases

5.56.9 has nothing to fix today. Newer releases, for when you upgrade:

  • 5.57.2

    Newest 5.x release and the latest release. Released Oct 6, 2026.

    No known vulnerabilities

Findings

Who is still on a vulnerable svelte

40% of last week’s 6.8M svelte downloads went to versions with known vulnerabilities.

From npm’s per-version download counts for the last 7 days, each version checked against OSV.dev. The versions checked cover over 99% of downloads.

Is svelte the only one?

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How this page is checked

StackPrism asks OSV.dev which advisories affect exactly svelte 5.56.9, merges duplicates filed under several ids, and ranks them with CISA’s Known Exploited Vulnerabilities list and FIRST EPSS. Release dates and deprecation come from deps.dev and npm, support dates from endoflife.date. No AI writes this page: every sentence comes from that data, refreshed every few hours.

Last checked against npm, OSV.dev, deps.dev and endoflife.date.