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TI-2021-11852 Aliases CVE-2021-31859GHSA-853p-6g7x-mjxh

Incorrect privileges in the MU55 FlexiSpooler service in YSoft SafeQ 6 6.0.55 allows…

Priority LOW 34CWE-732Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
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

Incorrect privileges in the MU55 FlexiSpooler service in YSoft SafeQ 6 6.0.55 allows local user privilege escalation by overwriting the executable file via an alternative data stream.

Why it matters now

EPSS 0.00333 26th 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
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:ysoft:safeq:6.0.55:*:*:*:*:*:*:*6.0.55VulnerableYSoft
  • cpe:2.3:a:ysoft:safeq:6.0.55:*:*:*:*:*:*:* Versions 6.0.55 Vulnerable ·YSoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-31859
  2. 2026-10-03 Alias added: GHSA-853p-6g7x-mjxh

References

Advisory 2

  • TI-2022-07863 A Local Privilege Escalation issue was discovered in Y Soft SAFEQ 6 Build 53. CVSS 3.1HIGH 8.4
  • TI-2022-07862 Multiple Stored Cross-Site Scripting vulnerabilities were discovered in Y Soft SAFEQ 6… CVSS 3.1MEDIUM 6.1
  • TI-2022-17870 An issue was discovered in YSoft SAFEQ 6 before 6.0.72. CVSS 3.1HIGH 7.8

Sources

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