CVE-2020-16263 json
Winston 1.5.4 devices have a CORS configuration that trusts arbitrary origins.
published 2020-10-28 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-8224
- cvss
- 9.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
Winston 1.5.4 devices have a CORS configuration that trusts arbitrary origins. This allows requests to be made and viewed by arbitrary origins.
Exploit prediction
1.21% chance of exploitation in the next 30 days, higher than 68% 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 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:P/I:P/A:N |
Classification
- Weakness
-
- CWE-668 Exposure of Resource to Wrong Sphere
References
-
labs.bishopfox.com
/advisories/winston-privacy-version-1.5.4
exploit, third-party-advisory
-
winstonprivacy.com
/
product
Sources
- CVE List CVE-2020-16263
- NVD CVE-2020-16263
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.