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Fencer Vulns
medium 5.1

CVE-2025-2425 json

TOCTOU race condition vulnerability in ESET products on Windows

published 2025-07-18 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-21865

cvss
5.1
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 1%
public exploits
0
none known

Summary

Time-of-check to time-of-use race condition vulnerability potentially allowed an attacker to use the installed ESET security software to clear the content of an arbitrary file on the file system.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

0.12% chance of exploitation in the next 30 days, higher than 1% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 5.1 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
CNA 4.0 5.1 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/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:X/V:X/RE:X/U:X

Affected products

  • ESET, spol. s.r.o ESET NOD32 Antivirus
  • ESET, spol. s.r.o ESET Internet Security
  • ESET, spol. s.r.o ESET Smart Security Premium
  • ESET, spol. s.r.o ESET Security Ultimate
  • ESET, spol. s.r.o ESET Endpoint Antivirus for Windows
  • ESET, spol. s.r.o ESET Endpoint Security for Windows
  • ESET, spol. s.r.o ESET Small Business Security
  • ESET, spol. s.r.o ESET Safe Server
  • ESET, spol. s.r.o ESET Server Security for Windows Server
  • ESET, spol. s.r.o ESET Mail Security for Microsoft Exchange Server
  • ESET, spol. s.r.o ESET Security for Microsoft SharePoint Server

Classification

Weakness
  • CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.