CVE-2026-82868 @pdfme/schemas before 5.5.9 Cross-Site Scripting via SVG
Attackers can execute arbitrary JavaScript in users' browsers by injecting malicious SVG content into PDF templates using the @pdfme/schemas library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-82868?
CVE-2026-82868 is a medium-severity cross-site scripting vulnerability in pdfme schemas, published on 31 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
@pdfme/schemas before 5.5.9 contains a cross-site scripting vulnerability in the SVG schema plugin that renders user-supplied SVG content directly to innerHTML without sanitization. Attackers can inject malicious SVG with embedded scripts, event handlers, or foreignObject elements to execute arbitrary JavaScript in users' browsers when viewing or filling templates.
Weakness: CWE-79
Which versions are affected by CVE-2026-82868?
2 open source packages ship an affected version, including @pdfme/schemas.
| Package | Affected | Fixed in |
|---|---|---|
@pdfme/schemas npm | All versions | 5.5.9 |
@pdfme/schemas npm | All versions | 5.5.9 |
How do I fix CVE-2026-82868?
Upgrade @pdfme/schemas to 5.5.9 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-82868 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82868 exists.
Sources
Also known as GHSA-87v3-4cfp-cm76, GHSA-9f44-gwhq-mr2g.