CVE-2026-1591
6.3 · MEDIUMOverview
CVE-2026-1591 is a medium-severity vulnerability affecting foxit pdf_editor_cloud. It was published on February 3, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Foxit PDF Editor Cloud (pdfonline) contains a stored cross-site scripting vulnerability in the file upload feature. A malicious username is embedded into the upload file list without proper escaping, allowing arbitrary JavaScript execution when the list is displayed.
This issue affects pdfonline.foxit.com: before 2026‑02‑03.
Remediation
Check the references section for vendor advisories and patches from foxit. Update pdf_editor_cloud to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| foxit | pdf_editor_cloud | >= 0, < 2026-02-03 | Affected |
Frequently Asked Questions
What is CVE-2026-1591?
CVE-2026-1591 is a medium-severity vulnerability affecting foxit pdf_editor_cloud. It was published on February 3, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).
How severe is CVE-2026-1591?
This vulnerability has a CVSS 3.1 base score of 6.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-1591?
Check the references section for vendor advisories and patches from foxit. Update pdf_editor_cloud to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-1591?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-1591 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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