{"id":"CVE-2021-27860","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-27860","generatedAt":"2026-10-31T14:01:42.291Z","title":"FatPipe WARP, IPVPN, and MPVPN Configuration Upload exploit","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.","published":"2021-12-08T17:15:11.000Z","lastModified":"2026-06-17T03:45:32.000Z","status":"Analyzed","sourceIdentifier":"cret@cert.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-434"],"affected":["fatpipeinc/ipvpn firmware","fatpipeinc/warp firmware","fatpipeinc/mpvpn firmware"],"epss":{"score":0.3968,"percentile":0.98617,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2022-01-10","dueDate":"2022-01-24","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-27860"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 24 January 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://www.fatpipeinc.com/support/cve-list.php","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"https://www.ic3.gov/Media/News/2021/211117-2.pdf","tags":["Exploit","Mitigation","Third Party Advisory","US Government Resource"],"source":"cret@cert.org"},{"url":"https://www.fatpipeinc.com/support/cve-list.php","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.ic3.gov/Media/News/2021/211117-2.pdf","tags":["Exploit","Mitigation","Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27860","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-27860","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}