CVE-2021-27860
A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a…
Browse: All 2021 CVEs · All vendors
- CVSS score
- 9.8 Critical
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2022-01-10, remediation due 2022-01-24)
- Weakness (CWE)
- CWE-434
- Published
- 2021-12-08
- Last modified
- 2026-06-17
- NVD status
- Analyzed
Description
A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.
Affected products
- fatpipeinc ipvpn firmware
- fatpipeinc warp firmware
- fatpipeinc mpvpn firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply updates per vendor instructions. Federal remediation deadline: 2022-01-24.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score. For the actively exploited vulnerabilities that matter this week, read The Exploit HQ daily security brief.
References
- https://www.fatpipeinc.com/support/cve-list.php
- https://www.ic3.gov/Media/News/2021/211117-2.pdf
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27860
FAQ
Is CVE-2021-27860 actively exploited?
Yes. CISA added CVE-2021-27860 to its Known Exploited Vulnerabilities (KEV) catalog on 2022-01-10, with a federal remediation deadline of 2022-01-24. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2021-27860?
CVE-2021-27860 has a CVSS base score of 9.8 (Critical). Its vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
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Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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