CVE-2021-47974

8.5 highEPSS 0.1%

High (8.5). EPSS 0.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.5 high

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

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 1% of CVEs (scores of 2026-10-31)
CWE: CWE-428
Published: 2026-05-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

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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