A signature validation vulnerability exists in Foxit PDF Editor/Reader’s handling of incrementally updated PDF documents.
A signature validation vulnerability exists in Foxit PDF Editor/Reader’s handling of incrementally updated PDF documents. Changes to visible document content may not invalidate the existing signature, allowing attackers to alter signed content and potentially carry out content spoofing while the document continues to appear validly signed.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Foxit / Nitro / PDF-XChange
- Product
- PDF readers / editors
- CVSS
- 5.3
- Exposure class
- Endpoint security
Why it ranks 8 (Routine)
- CVSS 5.3 medium
- Product class: endpoint security
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-91814 on this site · NVD · CVE.org · Vulnpedia
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