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Vulnerabilities

Vulnerability · CVE-2026-31898

jsPDF is a library to generate PDFs in JavaScript.

Published Mar 18, 2026 · catalog updated Aug 18, 2026 · jsPDF is a library

Check if you run it

No confirmed exploitation is on record for CVE-2026-31898. EPSS is 0.64%. Act only if a listed version of jsPDF is a library is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (jsPDF is a library).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.64%
Remediation
Advisory link
Affected products
cpe parall/jspdf

jsPDF is a library to generate PDFs in JavaScript. Prior to version 4.2.1, user control of arguments of the method allows users to inject arbitrary PDF objects, such as JavaScript actions. If given the possibility to pass unsanitized input to the following method, a user can inject arbitrary PDF objects, such as JavaScript actions, which might trigger when the PDF is opened or interacted with the : parameter. The vulnerability has been fixed in jsPDF@4.2.1. As a workaround, sanitize user input before passing it to the vulnerable API members.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe parall/jspdfversion unspecified

How to fix CVE-2026-31898

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-31898. EPSS is 0.64%. Act only if a listed version of jsPDF is a library is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-116; CWE-94: Code Injection. EPSS 0.64%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 18, 2026 · NIST NVD

    Detected

    jsPDF is a library to generate PDFs in JavaScript. Prior to version 4.2.1, user control of arguments of the method allows users to inject arbitrary PDF objects, such as JavaScript actions. If given the possibility to pass unsanitized input to the following method, a user can inject arbitrary PDF objects, such as JavaScript actions, which might trigger when the PDF is opened or interacted with the

  2. Aug 18, 2026 · NIST NVD

    Updated

    jsPDF is a library to generate PDFs in JavaScript. Prior to version 4.2.1, user control of arguments of the method allows users to inject arbitrary PDF objects, such as JavaScript actions. If given the possibility to pass unsanitized input to the following method, a user can inject arbitrary PDF objects, such as JavaScript actions, which might trigger when the PDF is opened or interacted with the

Sources

  • CVE.orgVulnerability recordCVE-2026-31898

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-31898

    30-day exploitation probability 0.6%

    first.org
  • NIST NVDVulnerability recordCVE-2026-31898

    jsPDF is a library to generate PDFs in JavaScript. Prior to version 4.2.1, user control of arguments of the method allows users to inject arbitrary PDF objects, such as JavaScript actions. If given the possibility to pass unsanitized input to the following meth

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.