What is CVE-2024-53384?

CVE-2024-53384 is a medium-severity vulnerability in Egoist Tsup, classified under Cross-site Scripting. CVSS score: 5.1/10. Published 2025-03-03.

How severe is CVE-2024-53384?

Medium severity. CVSS v3 base score is 5.1 out of 10.

Is CVE-2024-53384 known to be exploited?

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

XSS in Egoist Tsup

CVE-2024-53384

A DOM Clobbering vulnerability in tsup v8.3.4 allows attackers to execute arbitrary code via a crafted script in the import.meta.url to document.currentScript in cjs_shims.js components

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-03-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (14.3th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Egoist Tsup — versions 8.3.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

jackfromeast/dom-clobbering-collection

References

gist.github.com/jackfromeast/36f98bf7542d11835c883c1d175d9b92 (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2024-53384?: CVE-2024-53384 is a medium-severity vulnerability in Egoist Tsup, classified under Cross-site Scripting. CVSS score: 5.1/10. Published 2025-03-03.
How severe is CVE-2024-53384?: Medium severity. CVSS v3 base score is 5.1 out of 10.
Is CVE-2024-53384 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.