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Server-side request forgery in Foxit website HTML-to-PDF service

Priority LOW 39CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-918 and the CVSS impact.

Summary

Foxit Software Inc. foxit.com HTML-to-PDF conversion service is affected before 2026-10-29 and contains a server-side request forgery flaw (CWE-918). Support for ZIP-formatted input can bypass restrictions on requests to internal IP addresses. An unauthenticated remote attacker can use this to discover internal network resources.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

A server-side request forgery (SSRF) vulnerability exists in the Foxit official website’s HTML-to-PDF conversion service. Support for ZIP-formatted input can bypass restrictions on requests to internal IP addresses, potentially allowing discovery of internal network resources.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00435 38th percentileScored 2026-11-07
Fix Fixed foxit.com (Foxit Software Inc.): 2026-10-29

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Foxit Software Inc.foxit.combefore 2026-10-292026-10-29Patch availableCNA
  • foxit.com VendorFoxit Software Inc. Affected before 2026-10-29 Fixed in 2026-10-29 Patch available CNA

Remediation

The sources list no fixed version for foxit.com.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

  • Fix · CNA foxit.com (Foxit Software Inc.) Fixed in 2026-10-29

Timeline

  1. 2026-10-29 Threatist record created from CVE-2026-111418
  2. 2026-10-29 CISA SSVC decision points changed
  3. 2026-10-29 Priority changed: MEDIUM → LOW
  4. 2026-10-29 Alias added: GHSA-jf69-hhpp-fqgp

References

  • TI-2011-04633 Foxit PDF Reader < 4.3.1.0218 JavaScript File Write CVSS 4.0HIGH 8.4
  • TI-2016-06851 Out-of-bounds read in Foxit Reader CVSS 3.0MEDIUM 6.8
  • TI-2018-02932 Use after free in Foxit PDF Reader CVSS 3.1HIGH 7.8
  • TI-2018-02965 Use after free in Foxit PDF Reader CVSS 3.1HIGH 8.8
  • TI-2018-02964 Use after free in Foxit PDF Reader CVSS 3.1HIGH 8.8
  • TI-2018-02962 Use after free in Foxit PDF Reader CVSS 3.1HIGH 8.8
See all 120 →

Sources