{"id":"CVE-2012-5534","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-5534","generatedAt":"2026-10-27T23:18:49.618Z","title":"The hook_process function in the plugin API for WeeChat 0.3.0 through 0.3.9.1 allows remote attackers to execute arbitrary commands via shell metacharacters in a command from a plugin, related to \"shell expansion.\"","description":"The hook_process function in the plugin API for WeeChat 0.3.0 through 0.3.9.1 allows remote attackers to execute arbitrary commands via shell metacharacters in a command from a plugin, related to \"shell expansion.\"","published":"2012-12-03T21:55:02.000Z","lastModified":"2026-06-16T23:46:58.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-20"],"affected":["flashtux/weechat"],"epss":{"score":0.04442,"percentile":0.91338,"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 (4.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://git.savannah.gnu.org/gitweb/?p=weechat.git%3Ba=commitdiff_plain%3Bh=efb795c74fe954b9544074aafcebb1be4452b03a","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093260.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093495.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093516.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/51294","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/51377","source":"secalert@redhat.com"},{"url":"http://weechat.org/security/","tags":["Patch","Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:136","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/11/19/4","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/56584","source":"secalert@redhat.com"},{"url":"https://savannah.nongnu.org/bugs/?37764","source":"secalert@redhat.com"},{"url":"https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0347","source":"secalert@redhat.com"},{"url":"http://git.savannah.gnu.org/gitweb/?p=weechat.git%3Ba=commitdiff_plain%3Bh=efb795c74fe954b9544074aafcebb1be4452b03a","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093260.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093495.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093516.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/51294","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/51377","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://weechat.org/security/","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2013:136","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/11/19/4","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/56584","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://savannah.nongnu.org/bugs/?37764","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0347","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-5534","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."}