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TI-2021-08336 Aliases CVE-2021-26618GHSA-p8wr-x64w-fh22

Tmax ToOffice arbitrary file creation vulnerability

Priority MEDIUM 44CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code.

Why it matters now

EPSS 0.00997 62nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
TmaxSoftToOfficeup to 3.15.5—No fix listedCNA
  • ToOffice VendorTmaxSoft Affected up to 3.15.5 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:tmax:tooffice:*:*:*:*:*:*:*:*before 3.15.6VulnerableTmax
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:tmax:tooffice:*:*:*:*:*:*:*:* Versions before 3.15.6 Vulnerable ·Tmax
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-26618
  2. 2026-10-03 Alias added: GHSA-p8wr-x64w-fh22

References

Advisory 1

  • TI-2019-12927 Path traversal in TmaxSoft JEUS CVSS 3.1HIGH 7.2
  • TI-2008-06218 NTFS TmaxSoft JEUS 5 before Fix 26 allows remote attackers to read the source code for… CVSS 2.0MEDIUM 5.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences