CVE Explorer
CVE-2026-27119
svelte 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 properly escape its content, potentially allowing HTML injection in the SSR output. Client-side rendering is not affected. This vulnerability is fixed in 5.51.5.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"svelte","vendor":"sveltejs","versions":[{"status":"affected","version":">= 5.39.3, < 5.51.5"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:f661dab3f57c1cf8dcd6acf1bac223b1ae376e3768f9fb9068c406f26f41badb · sha256:e3d768e922a21835… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","privilegesRequired":"HIGH","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:f661dab3f57c1cf8dcd6acf1bac223b1ae376e3768f9fb9068c406f26f41badb · sha256:e3d768e922a21835… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:f661dab3f57c1cf8dcd6acf1bac223b1ae376e3768f9fb9068c406f26f41badb · sha256:e3d768e922a21835… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/sveltejs/svelte/security/advisories/GHSA-h7h7-mm68-gmrc","tags":["x_refsource_CONFIRM"],"url":"https://github.com/sveltejs/svelte/security/advisories/GHSA-h7h7-mm68-gmrc"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:f661dab3f57c1cf8dcd6acf1bac223b1ae376e3768f9fb9068c406f26f41badb · sha256:e3d768e922a21835… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.