MAL-2026-11038 Malicious code in svelte-streak-metrics (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 5f5b8b3f2004d4b7fc0d461cf156a56b761cd77ed98c7023af0a012467786747 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-11037 Malicious code in svelte-goal-streak (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware e778109e3800d6e2c265494be646061aa4d3d109a7ce8d423e915acab664c181 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in svelte-streaks (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b07b98d6a7986da479ed75708e37dfbff0df7a6ee136f7dad1db24087bed2cf6 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-10983 Malicious code in svelte-streaks (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b07b98d6a7986da479ed75708e37dfbff0df7a6ee136f7dad1db24087bed2cf6 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

PYSEC-2026-2731 Open WebUI has stored XSS via unsanitized Office/Excel/DOCX file preview rendering ({@html} without DOMPurify)

Related advisory This advisory tracks a regression of the original Excel-preview XSS that was publicly disclosed and patched under GHSA-jwf8-pv5p-vhmc patched in v0.8.0. The same root cause — XLSX.utils.sheettohtml output rendered via @html excelHtml without DOMPurify — was reintroduced sometime...

CVE-2026-42573

A flaw was found in Svelte, a web framework. An attacker could exploit a DOM clobbering vulnerability, which allows manipulation of the Document Object Model DOM to overwrite internal framework state on elements. This could potentially lead to Cross-Site Scripting XSS attacks, enabling the attack...

CVE-2026-42567

A flaw was found in Svelte, a web framework. An internal regular expression regex in the Svelte runtime, specifically when processing , can be exploited by a remote attacker. By providing specially crafted input, an attacker can cause the regex to take an exponential amount of time to process,...

CVE-2026-42570

A flaw was found in devalue, a JavaScript library used for serializing values. Due to quirks in some JavaScript engines, the devalue.parse function could be exploited by a remote attacker when deserializing specially crafted sparse arrays. This could lead to excessive memory consumption, resultin...

CVE-2026-42599

A flaw was found in Svelte. When an application uses spread syntax to render attributes from untrusted data, event handler properties are included in the generated HTML output. This allows a remote attacker to inject malicious event handlers that can execute in a victim's web browser, leading to...

CVE-2026-42573

Svelte 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, potentially leading to XSS attacks. This issue has been patched in version 5.55.7...

CVE-2026-42599

Svelte is a performance oriented web framework. Prior to version 5.55.7, when using spread syntax to render attributes from untrusted data, event handler properties are included in the rendered HTML output. If an application spreads user-controlled or external data as element attributes, an...

CVE-2026-42570

Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn't sufficient for the job. From version 5.6.3 to before version 5.8.1, devalue.parse could, due to quirks in some JavaScript engines, be convinced to allocate much more memory than was needed when...

CVE-2026-42567

Svelte 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 to test in . This issue has been patched in version 5.55.7...

CVE-2026-42599 Cross-site scripting via spread attributes in Svelte SSR

Svelte is a performance oriented web framework. Prior to version 5.55.7, when using spread syntax to render attributes from untrusted data, event handler properties are included in the rendered HTML output. If an application spreads user-controlled or external data as element attributes, an...

CVE-2026-42599 Cross-site scripting via spread attributes in Svelte SSR

Svelte is a performance oriented web framework. Prior to version 5.55.7, when using spread syntax to render attributes from untrusted data, event handler properties are included in the rendered HTML output. If an application spreads user-controlled or external data as element attributes, an...

CVE-2026-42599 Cross-site scripting via spread attributes in Svelte SSR

Svelte is a performance oriented web framework. Prior to version 5.55.7, when using spread syntax to render attributes from untrusted data, event handler properties are included in the rendered HTML output. If an application spreads user-controlled or external data as element attributes, an...

EUVD-2026-35703

Svelte is a performance oriented web framework. Prior to version 5.55.7, when using spread syntax to render attributes from untrusted data, event handler properties are included in the rendered HTML output. If an application spreads user-controlled or external data as element attributes, an...

CVE-2026-42599

CVE-2026-42599 affects Svelte SSR. Prior to version 5.55.7, using spread syntax to render attributes from untrusted data may include event handler properties in the rendered HTML, enabling attackers to inject malicious event handlers that run in victims’ browsers if JavaScript is enabled and hydr...

CVE-2026-42567 Svelte: ReDoS in `<svelte:element>` Tag Validation

Svelte 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 to test in . This issue has been patched in version 5.55.7...

CVE-2026-42567

CVE-2026-42567 affects Svelte runtimes from 5.51.5 up to 5.55.6, where an internal regex used during svelte:element tag validation can cause exponential-time processing (ReDoS) on certain tag names. The issue is triggered during the validation of , leading to significant CPU usage and potential...