{"document":{"aggregate_severity":{"namespace":"https://access.redhat.com/security/updates/classification/","text":"Important"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright © Red Hat, Inc. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"legal_disclaimer","text":"This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.","title":"Terms of Use"}],"publisher":{"category":"vendor","contact_details":"https://access.redhat.com/security/team/contact/","issuing_authority":"Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.","name":"Red Hat Product Security","namespace":"https://www.redhat.com"},"references":[{"category":"self","summary":"Canonical URL","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-78030.json"}],"title":"perl-DBI: DBI: Loading of arbitrary modules via unvalidated dbm_type and dbm_mldbm attributes in DBD::DBM","tracking":{"current_release_date":"2026-10-14T12:34:48+00:00","generator":{"date":"2026-10-14T12:34:48+00:00","engine":{"name":"Red Hat 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This vulnerability allows arbitrary code execution because unvalidated connection attributes, such as dbm_type and dbm_mldbm, are passed directly to Perl's module loader without verification. An attacker who can influence database connection parameters or a Data Source Name (DSN) string can exploit this flaw to load and execute arbitrary files on the system.","title":"Vulnerability description"},{"category":"summary","text":"perl-DBI: DBI: Loading of arbitrary modules via unvalidated dbm_type and dbm_mldbm attributes in DBD::DBM","title":"Vulnerability summary"},{"category":"other","text":"A flaw was found in Perl DBI's bundled DBD::DBM driver. Unvalidated dbm_type and dbm_mldbm connect attributes are passed to require, allowing arbitrary module/file load when an attacker can influence those attributes (for example via a DSN fragment). Red Hat rates this as Important; exploitation requires the ability to influence DBD::DBM connect attributes, practical exploitation also requires attacker to be able to create a malicious .pm file on the target system (either by having a local access or by exploiting some other flaw to upload or create files on a remote system).","title":"Statement"},{"category":"general","text":"The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.","title":"CVSS score applicability"}],"product_status":{"known_affected":["red_hat_enterprise_linux_10:perl-DBI","red_hat_enterprise_linux_10:perl-DBI.src","red_hat_enterprise_linux_6:perl-DBI.src","red_hat_enterprise_linux_7:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI","red_hat_enterprise_linux_8:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI.src::perl-DBI:1.641","red_hat_enterprise_linux_8:perl-DBI::perl-DBI:1.641","red_hat_enterprise_linux_9:perl-DBI","red_hat_enterprise_linux_9:perl-DBI.src"]},"references":[{"category":"self","summary":"Canonical URL","url":"https://access.redhat.com/security/cve/CVE-2026-78030"},{"category":"external","summary":"RHBZ#2538843","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2538843"},{"category":"external","summary":"https://www.cve.org/CVERecord?id=CVE-2026-78030","url":"https://www.cve.org/CVERecord?id=CVE-2026-78030"},{"category":"external","summary":"https://nvd.nist.gov/vuln/detail/CVE-2026-78030","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78030"},{"category":"external","summary":"http://www.openwall.com/lists/oss-security/2026/09/19/4","url":"http://www.openwall.com/lists/oss-security/2026/09/19/4"},{"category":"external","summary":"https://github.com/perl5-dbi/dbi/commit/315c6ce703b8b3cbe9188062d9ec80730293554a.patch","url":"https://github.com/perl5-dbi/dbi/commit/315c6ce703b8b3cbe9188062d9ec80730293554a.patch"},{"category":"external","summary":"https://github.com/perl5-dbi/dbi/security/advisories/GHSA-wqmw-wqwx-3fr7","url":"https://github.com/perl5-dbi/dbi/security/advisories/GHSA-wqmw-wqwx-3fr7"},{"category":"external","summary":"https://metacpan.org/release/HMBRAND/DBI-1.653/changes","url":"https://metacpan.org/release/HMBRAND/DBI-1.653/changes"}],"release_date":"2026-09-19T10:45:10.164000+00:00","remediations":[{"category":"workaround","details":"Do not allow untrusted input to control dbm_type or dbm_mldbm (including DSN fragments). Prefer not exposing DBD::DBM connect parameters to less-trusted parties.","product_ids":["red_hat_enterprise_linux_10:perl-DBI","red_hat_enterprise_linux_10:perl-DBI.src","red_hat_enterprise_linux_6:perl-DBI.src","red_hat_enterprise_linux_7:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI","red_hat_enterprise_linux_8:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI.src::perl-DBI:1.641","red_hat_enterprise_linux_8:perl-DBI::perl-DBI:1.641","red_hat_enterprise_linux_9:perl-DBI","red_hat_enterprise_linux_9:perl-DBI.src"]},{"category":"no_fix_planned","details":"Out of support scope","product_ids":["red_hat_enterprise_linux_6:perl-DBI.src"]},{"category":"none_available","details":"Affected","product_ids":["red_hat_enterprise_linux_10:perl-DBI","red_hat_enterprise_linux_10:perl-DBI.src","red_hat_enterprise_linux_7:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI","red_hat_enterprise_linux_8:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI.src::perl-DBI:1.641","red_hat_enterprise_linux_8:perl-DBI::perl-DBI:1.641","red_hat_enterprise_linux_9:perl-DBI","red_hat_enterprise_linux_9:perl-DBI.src"]}],"scores":[{"cvss_v3":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["red_hat_enterprise_linux_10:perl-DBI","red_hat_enterprise_linux_10:perl-DBI.src","red_hat_enterprise_linux_6:perl-DBI.src","red_hat_enterprise_linux_7:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI","red_hat_enterprise_linux_8:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI.src::perl-DBI:1.641","red_hat_enterprise_linux_8:perl-DBI::perl-DBI:1.641","red_hat_enterprise_linux_9:perl-DBI","red_hat_enterprise_linux_9:perl-DBI.src"]}],"threats":[{"category":"impact","details":"Important","product_ids":["red_hat_enterprise_linux_10:perl-DBI","red_hat_enterprise_linux_10:perl-DBI.src","red_hat_enterprise_linux_6:perl-DBI.src","red_hat_enterprise_linux_7:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI","red_hat_enterprise_linux_8:perl-DBI.src","red_hat_enterprise_linux_8:perl-DBI.src::perl-DBI:1.641","red_hat_enterprise_linux_8:perl-DBI::perl-DBI:1.641","red_hat_enterprise_linux_9:perl-DBI","red_hat_enterprise_linux_9:perl-DBI.src"]}],"title":"perl-DBI: DBI: Loading of arbitrary modules via unvalidated dbm_type and dbm_mldbm attributes in DBD::DBM"}]}