{"id":"CVE-2011-4125","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-4125","generatedAt":"2026-10-27T18:47:04.051Z","title":"A untrusted search path issue was found in Calibre at devices/linux_mount_helper.c leading to the ability of unprivileged users to execute any program as root.","description":"A untrusted search path issue was found in Calibre at devices/linux_mount_helper.c leading to the ability of unprivileged users to execute any program as root.","published":"2021-10-27T01:15:07.000Z","lastModified":"2026-06-16T23:34:28.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-426"],"affected":["calibre-ebook/calibre"],"epss":{"score":0.02308,"percentile":0.83248,"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 (2.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://bugs.launchpad.net/calibre/+bug/885027","tags":["Exploit","Issue Tracking","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://git.zx2c4.com/calibre-mount-helper-exploit/about/","tags":["Exploit","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://lwn.net/Articles/464824/","tags":["Not Applicable","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://www.openwall.com/lists/oss-security/2011/11/02/2","tags":["Mailing List","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://bugs.launchpad.net/calibre/+bug/885027","tags":["Exploit","Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.zx2c4.com/calibre-mount-helper-exploit/about/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lwn.net/Articles/464824/","tags":["Not Applicable","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.openwall.com/lists/oss-security/2011/11/02/2","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4125","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."}