Sveltejs Svelte

10 CVEs affecting Sveltejs Svelte. Latest disclosed: 2026-06-09. Critical: 0, High: 1.

Top CVEs affecting Sveltejs Svelte
CVESeverityScorePublishedSummary
CVE-2026-42567High7.52026-06-09Svelte is a performance oriented web framework. From version 5.51.5 to before version 5.55.7, an internal regex in the Svelte runtime can take exponential time…
CVE-2026-27125Medium6.82026-02-20svelte performance oriented web framework. Prior to 5.51.5, in server-side rendering, attribute spreading on elements (e.g. <div {...attrs}>) enumerates inheri…
CVE-2026-42599Medium6.12026-06-09Svelte is a performance oriented web framework. Prior to version 5.55.7, when using spread syntax to render attributes from untrusted data, event handler prope…
CVE-2026-42573Medium6.12026-06-09Svelte is a performance oriented web framework. Prior to version 5.55.7, Svelte was vulnerable to DOM clobbering of its internal framework state on elements, p…
CVE-2026-27901Medium6.12026-02-26Svelte performance oriented web framework. Prior to version 5.53.5, the contents of `bind:innerText` and `bind:textContent` on `contenteditable` elements were…
CVE-2026-27902Medium5.42026-02-26Svelte performance oriented web framework. Prior to version 5.53.5, errors from `transformError` were not correctly escaped prior to being embedded in the HTML…
CVE-2026-27122Medium5.42026-02-20svelte performance oriented web framework. Prior to 5.51.5, when using <svelte:element this={tag}> in server-side rendering, the provided tag name is not valid…
CVE-2026-27121Medium5.42026-02-20svelte performance oriented web framework. Versions of svelte prior to 5.51.5 are vulnerable to cross-site scripting (XSS) during server-side rendering. When u…
CVE-2026-27119Medium5.42026-02-20svelte performance oriented web framework. From 5.39.3, <=5.51.4, in certain circumstances, the server-side rendering output of an <option> element does not pr…
CVE-2024-45047Medium5.42024-08-30svelte performance oriented web framework. A potential mXSS vulnerability exists in Svelte for versions up to but not including 4.2.19. Svelte improperly escap…