What is CVE-2024-45047?

CVE-2024-45047 is a medium-severity vulnerability in Svelte, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-08-30.

How severe is CVE-2024-45047?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2024-45047 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Svelte

CVE-2024-45047

svelte performance oriented web framework. A potential mXSS vulnerability exists in Svelte for versions up to but not including 4.2.19. Svelte improperly escapes HTML on server-side rendering. The assumption is that attributes will always…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (27.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Svelte
Sveltejs Svelte — versions < 4.2.19

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-45047?: CVE-2024-45047 is a medium-severity vulnerability in Svelte, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-08-30.
How severe is CVE-2024-45047?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2024-45047 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.