{"id":"CVE-2021-32826","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-32826","generatedAt":"2026-10-27T23:43:41.537Z","title":"An attacker being able to provide an extension script (eg: through a MiTM attack or by hosting a malicious extension) may be able to run arbitrary commands on the system running Proxyee-Down.","description":"Proxyee-Down is open source proxy software. An attacker being able to provide an extension script (eg: through a MiTM attack or by hosting a malicious extension) may be able to run arbitrary commands on the system running Proxyee-Down. For more details including a PoC see the referenced GHSL-2021-053. As of the writing of this CVE there is currently no patched version.","published":"2021-08-16T21:15:08.000Z","lastModified":"2026-06-17T03:53:43.000Z","status":"Modified","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-78"],"affected":["proxyee-down project/proxyee-down"],"epss":{"score":0.01135,"percentile":0.66281,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://securitylab.github.com/advisories/GHSL-2021-053-proxyee-down/","tags":["Exploit","Third Party Advisory"],"source":"security-advisories@github.com"},{"url":"https://securitylab.github.com/advisories/GHSL-2021-053-proxyee-down/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-32826","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."}