Answer in brief
CVE-2026-27119 records a Medium severity vulnerability in XSS in SSR `<option>` element. The current sources do not mark it as known exploited. The current feed maps svelte (npm). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps svelte (npm). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| sveltenpm | >=5.39.3,<=5.51.4 | Not reported |
Published upstream
Feb 18, 2026
Evidence: source:ghsa:source_dates:source-dates:recordSource modified
Mar 6, 2026
Evidence: source:ghsa:source_dates:source-dates:recordFirst seen by HOL
Aug 25, 2026
In certain circumstances, the server-side rendering output of an `<option>` element does not properly escape its content, potentially allowing HTML injection in the SSR output. Client-side rendering is not affected.
Quoted source text, attributed separately from HOL analysis.