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Fencer Vulns
low 3.1

CVE-2019-6122 json

A Username Enumeration via Error Message issue was discovered in NiceHash Miner before 2.0.3.0 because an "EMAIL DOES NOT EXIST" error mess…

published 2019-11-06 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-15689

cvss
3.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

A Username Enumeration via Error Message issue was discovered in NiceHash Miner before 2.0.3.0 because an "EMAIL DOES NOT EXIST" error message occurs whenever a submitted email address is incorrect, but there is a different error message for invalid credentials with a correct email address.

Patch / fix

  • nicehash miner 2.0.3.0

Exploit prediction

1.04% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • docs.google.com https://docs.google.com/document/d/1OubhuTRzuTMnkZ9SCFb8BtJVbTu840wDxyWu3VWHwvs/edit referenced PoC, tagged "exploit" by a source, unverified
  • cyberworldmirror.com https://cyberworldmirror.com/nicehash-vulnerability-leaked-miners-information/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-209 Generation of Error Message Containing Sensitive Information

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.