CVE-2026-22787
CVE-2026-22787 is a medium-severity vulnerability in Ekoopmans Html2pdf.js with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- CVSS v4: 8.7
- EPSS exploit prediction: 0% (24th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-2450
- Weakness: CWE-79
- Affected product: Ekoopmans Html2pdf.js
- Published:
- Last modified:
Description
html2pdf.js converts any webpage or element into a printable PDF entirely client-side. Prior to 0.14.0, html2pdf.js contains a cross-site scripting (XSS) vulnerability when given a text source rather than an element. This text is not sufficiently sanitized before being attached to the DOM, allowing malicious scripts to be run on the client browser and risking the confidentiality, integrity, and availability of the page's data. This vulnerability has been fixed in [email protected].
Frequently asked questions
- What is CVE-2026-22787?
- html2pdf.js converts any webpage or element into a printable PDF entirely client-side. Prior to 0.14.0, html2pdf.js contains a cross-site scripting (XSS) vulnerability when given a text source rather than an element. This text is not sufficiently sanitized before being attached to the DOM, allowing malicious scripts to be run on the client browser and risking the confidentiality, integrity, and availability of the page's data. This vulnerability has been fixed in [email protected].
- How severe is CVE-2026-22787?
- CVE-2026-22787 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2026-22787 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-22787?
- CVE-2026-22787 affects Ekoopmans Html2pdf.js. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-22787?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-22787 have an EU (EUVD) identifier?
- Yes. CVE-2026-22787 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2450.
- When was CVE-2026-22787 published?
- CVE-2026-22787 was published on 2026-01-14 and last updated on 2026-06-17.
References
- https://github.com/eKoopmans/html2pdf.js/commit/988826e336035b39a8608182d7b73c0e3cd78c7b
- https://github.com/eKoopmans/html2pdf.js/issues/865
- https://github.com/eKoopmans/html2pdf.js/pull/877
- https://github.com/eKoopmans/html2pdf.js/releases/tag/v0.14.0
- https://github.com/eKoopmans/html2pdf.js/security/advisories/GHSA-w8x4-x68c-m6fc
- https://aydinnyunus.github.io/2026/01/17/cve-2026-22787-html2pdf-xss-vulnerability/
Affected products (1)
- cpe:2.3:a:ekoopmans:html2pdf.js:*:*:*:*:*:node.js:*:*
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