CVE-2020-35736 in the critical feed json
GateOne 1.1 allows arbitrary file download without authentication via /downloads/.. directory traversal because os.path.join is misused.
published 2020-12-27 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-23392
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 15.4%
- EPSS 15.4% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
GateOne 1.1 allows arbitrary file download without authentication via /downloads/.. directory traversal because os.path.join is misused.
Exploit prediction
15.40% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template GateOne 1.1 - Local File Inclusion nuclei detection template
- github.com https://github.com/liftoff/GateOne/issues/747 referenced PoC, tagged "exploit" by a source, unverified
- rmb122.com https://rmb122.com/2019/08/28/Ogeek-Easy-Realworld-Challenge-1-2-Writeup/ 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:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
github.com
/liftoff/GateOne/issues/747
exploit, third-party-advisory
-
rmb122.com
/2019/08/28/Ogeek-Easy-Realworld-Challenge-1-2-Writeup/
exploit, third-party-advisory
Sources
- CVE List CVE-2020-35736
- NVD CVE-2020-35736
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.