RCE in Pdfme

CVE-2025-53626

pdfme is a TypeScript-based PDF generator and React-based UI. The expression evaluation feature in pdfme 5.2.0 to 5.4.0 contains critical vulnerabilities allowing sandbox escape leading to XSS and prototype pollution attacks. This vulnerability is fixed in 5.4.1.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-53626: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Pdfme — versions >= 5.2.0, < 5.4.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-53626?
CVE-2025-53626 is a medium-severity vulnerability in Pdfme, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-07-10.
How severe is CVE-2025-53626?
Medium severity. CVSS v3 base score is 6.1 out of 10.