CVE-2025-53626

pdfme has Sandbox Escape and Prototype Pollution vulnerabilities in pdfme expression evaluation

State: Published
Severity: 6.1 Medium
Published: Jul 10, 2025
Updated: Jul 10, 2025
Reserved: Jul 7, 2025

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	6.1 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	GitHub_M

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
pdfmepdfme	>= 5.2.0, < 5.4.1Affected

References

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