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Vulnerability record · CVE-2021-47974 · published 16 May 2026

CVE-2021-47974: Unquoted search path vulnerability

VX Search 13.5.28 contains an unquoted service path vulnerability in both VX Search Server and VX Search Enterprise services that allows local attackers to escalate privileges. Attackers can place malicious executables in unquoted path directories like C:\Program Files\VX Search to execute arbitrary code with LocalSystem privileges when services restart.

8.5 CVSS 4.0 High EPSS 0.12% · top 98.3% CWE-428 · Unquoted search path Deferred
8.5CVSS 4.0 base score
0.12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

VX Search 13.5.28 contains an unquoted service path vulnerability in both VX Search Server and VX Search Enterprise services that allows local attackers to escalate privileges. Attackers can place malicious executables in unquoted path directories like C:\Program Files\VX Search to execute arbitrary code with LocalSystem privileges when services restart.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://www.exploit-db.com/exploits/50026
https://www.vulncheck.com/advisories/vx-search-unquoted-service-path-privilege-escalation
https://www.vxsearch.com

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Source: NIST National Vulnerability Database (record CVE-2021-47974), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.