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Fencer Vulns
high 7.5

CVE-2020-16260 json

Winston 1.5.4 devices do not enforce authorization.

published 2020-10-28 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-8221

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

Winston 1.5.4 devices do not enforce authorization. This is exploitable from the intranet, and can be combined with other vulnerabilities for remote exploitation.

Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • labs.bishopfox.com https://labs.bishopfox.com/advisories/winston-privacy-version-1.5.4 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness

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.