Server-side Request Forgery (SSRF) Affecting pdfmake package, versions >=0.3.0-beta.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published18 Mar 2026
- disclosed10 Mar 2026
- creditUnknown
Introduced: 10 Mar 2026
NewCVE-2026-26801 (opens in a new tab)How to fix?
There is no fixed version for pdfmake.
Overview
pdfmake is a Client/server side PDF printing in pure JavaScript
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) via the URLResolver component. An attacker can obtain sensitive information by making crafted requests to internal or external resources.
Note:
A mitigation was added by the vendor in version 0.3.6 introducing the setUrlAccessPolicy() method allowing server operators to define URL access rules. Servers running with default pdfmake configuration are still considered vulnerable.