CVE-2025-29907: jspdf DoS — Exploit & Fix

Description

jsPDF is a library to generate PDFs in JavaScript. Prior to 3.0.1, user control of the first argument of the addImage method results in CPU utilization and denial of service. If given the possibility to pass unsanitised image urls to the addImage method, a user can provide a harmful data-url that results in high CPU utilization and denial of service. Other affected methods are html and addSvgAsImage. The vulnerability was fixed in jsPDF 3.0.1.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

CWE-770 CWE-770

Affected Products

Vendor	Product	Versions
parall	jspdf	< 3.0.1

References

Advisories & Patches

https://github.com/parallax/jsPDF/commit/b167c43c27c466eb914b927885b06073708338df https://github.com/parallax/jsPDF/security/advisories/GHSA-w532-jxjh-hjhj

Exploits

https://github.com/parallax/jsPDF/security/advisories/GHSA-w532-jxjh-hjhj

Frequently Asked Questions

What is CVE-2025-29907? +

jsPDF is a library to generate PDFs in JavaScript. Prior to 3.0.1, user control of the first argument of the addImage method results in CPU utilization and denial of service. If given the possibility to pass unsanitised image urls to the addImage method, a user can provide a harmful data-url that results in high CPU utilization and denial of service. Other affected methods are html and addSvgAsImage. The vulnerability was fixed in jsPDF 3.0.1. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-29907? +

CVE-2025-29907 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-29907? +

CVE-2025-29907 affects products from parall, specifically: jspdf. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-29907? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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