GHSA-f7gr-6p89-r883
NoneCVSS
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EPSS
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Published
Feb 19, 2026
CISA due date
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The record
Svelte affected by cross-site scripting via spread attributes in Svelte SSR
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | svelte | 0 | 5.51.5 |
| Chainguard | langfuse-3-worker | 0 | 3.163.0-r0 |
| Chainguard | langfuse-fips-3-worker | 0 | 3.163.0-r0 |
| Wolfi | langfuse-3-worker | 0 | 3.163.0-r0 |
Related vulnerabilities
- CVE-2026-27121 svelte performance oriented web framework. Same vulnerability
- CVE-2026-42567 Svelte is a performance oriented web framework. Also affects svelte
- CVE-2026-42599 Svelte is a performance oriented web framework. Also affects svelte
- CVE-2026-42573 Svelte is a performance oriented web framework. Also affects svelte
- GHSA-f3cj-j4f6-wq85 Svelte: SSR XSS via Insecure Promise Serialization in hydratable Also affects svelte
- GHSA-rcqx-6q8c-2c42 Svelte Vulnerable to XSS via DOM Clobbering of Internal Framework State Also affects svelte
- GHSA-9rmh-mm8f-r9h6 Svelte: ReDoS in `` Tag Validation Also affects svelte
- GHSA-pr6f-5x2q-rwfp Svelte SSR vulnerable to cross-site scripting via spread attributes Also affects svelte