{"api_version":"1","generated_at":"2026-07-16T12:36:41+00:00","cve":"CVE-2026-15043","urls":{"html":"https://cve.report/CVE-2026-15043","api":"https://cve.report/api/cve/CVE-2026-15043.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-15043","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-15043"},"summary":{"title":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inverted <= and >= SQL operators on text","description":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inverted <= and >= SQL operators on text.\n\nDBI::SQL::Nano, DBI's built-in mini-SQL engine, evaluated WHERE predicates incorrectly in some cases. In the non-numeric string branch of the is_matched method, <= was evaluated using Perl's ge operator, and >= was evaluated using Perl's le operator.\n\nSQL::Nano is the fallback query engine for DBI's file-backed drivers (DBD::File, DBD::DBM, CSV-style drivers) whenever SQL::Statement is not installed, and is forced whenever DBI_SQL_NANO=1. Queries over such tables use these predicates directly.\n\nThe impact depends on the context. Where an application relies on a WHERE clause to filter file-backed data for policy or authorization, an inverted <=/>= comparison silently returns the wrong rows.","state":"PUBLISHED","assigner":"CPANSec","published_at":"2026-07-14 10:16:31","updated_at":"2026-07-14 16:44:28"},"problem_types":["CWE-480","CWE-480 CWE-480 Use of Incorrect Operator"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","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","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","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","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://github.com/perl5-dbi/dbi/commit/e9742ef85a75867cbd696860e3bf3e32b681f98d.patch","name":"https://github.com/perl5-dbi/dbi/commit/e9742ef85a75867cbd696860e3bf3e32b681f98d.patch","refsource":"9b29abf9-4ab0-4765-b253-1875cd9b441e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"http://www.openwall.com/lists/oss-security/2026/07/14/9","name":"http://www.openwall.com/lists/oss-security/2026/07/14/9","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/perl5-dbi/dbi/security/advisories/GHSA-mv45-ff6j-x9jp","name":"https://github.com/perl5-dbi/dbi/security/advisories/GHSA-mv45-ff6j-x9jp","refsource":"9b29abf9-4ab0-4765-b253-1875cd9b441e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://metacpan.org/release/HMBRAND/DBI-1.651/changes","name":"https://metacpan.org/release/HMBRAND/DBI-1.651/changes","refsource":"9b29abf9-4ab0-4765-b253-1875cd9b441e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-15043","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15043","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"HMBRAND","product":"DBI::SQL::Nano","version":"affected 1.42 1.651 custom","platforms":[]}],"timeline":[{"source":"CNA","time":"2004-03-12T00:00:00.000Z","lang":"en","value":"Version 1.42 released with DBI::SQL::Nano."},{"source":"CNA","time":"2026-07-10T00:00:00.000Z","lang":"en","value":"Patch that fixes DBI::SQL::Nano merged."},{"source":"CNA","time":"2026-07-14T00:00:00.000Z","lang":"en","value":"Version 1.651 released."}],"solutions":[{"source":"CNA","title":"","value":"Upgrade to DBI 1.651 or later.","time":"","lang":"en"}],"workarounds":[{"source":"CNA","title":"","value":"For deployments that cannot upgrade, apply the patch or install SQL::Statement.","time":"","lang":"en"}],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"15043","cve":"CVE-2026-15043","epss":"0.001840000","percentile":"0.081470000","score_date":"2026-07-14","updated_at":"2026-07-15 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2026-07-14T11:30:25.876Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"http://www.openwall.com/lists/oss-security/2026/07/14/9"}],"title":"CVE Program Container"},{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},{"other":{"content":{"id":"CVE-2026-15043","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-07-14T14:14:59.552000Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-07-14T14:16:12.284Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","packageName":"DBI","product":"DBI::SQL::Nano","programFiles":["lib/DBI/SQL/Nano.pm"],"programRoutines":[{"name":"DBI::SQL::Nano::is_matched"}],"repo":"https://github.com/perl5-dbi/dbi","vendor":"HMBRAND","versions":[{"lessThan":"1.651","status":"affected","version":"1.42","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inverted <= and >= SQL operators on text.\n\nDBI::SQL::Nano, DBI's built-in mini-SQL engine, evaluated WHERE predicates incorrectly in some cases. In the non-numeric string branch of the is_matched method, <= was evaluated using Perl's ge operator, and >= was evaluated using Perl's le operator.\n\nSQL::Nano is the fallback query engine for DBI's file-backed drivers (DBD::File, DBD::DBM, CSV-style drivers) whenever SQL::Statement is not installed, and is forced whenever DBI_SQL_NANO=1. Queries over such tables use these predicates directly.\n\nThe impact depends on the context. Where an application relies on a WHERE clause to filter file-backed data for policy or authorization, an inverted <=/>= comparison silently returns the wrong rows."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-480","description":"CWE-480 Use of Incorrect Operator","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-14T15:32:33.329Z","orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","shortName":"CPANSec"},"references":[{"tags":["vendor-advisory"],"url":"https://github.com/perl5-dbi/dbi/security/advisories/GHSA-mv45-ff6j-x9jp"},{"tags":["release-notes"],"url":"https://metacpan.org/release/HMBRAND/DBI-1.651/changes"},{"tags":["patch"],"url":"https://github.com/perl5-dbi/dbi/commit/e9742ef85a75867cbd696860e3bf3e32b681f98d.patch"}],"solutions":[{"lang":"en","value":"Upgrade to DBI 1.651 or later."}],"source":{"discovery":"UNKNOWN"},"timeline":[{"lang":"en","time":"2004-03-12T00:00:00.000Z","value":"Version 1.42 released with DBI::SQL::Nano."},{"lang":"en","time":"2026-07-10T00:00:00.000Z","value":"Patch that fixes DBI::SQL::Nano merged."},{"lang":"en","time":"2026-07-14T00:00:00.000Z","value":"Version 1.651 released."}],"title":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inverted <= and >= SQL operators on text","workarounds":[{"lang":"en","value":"For deployments that cannot upgrade, apply the patch or install SQL::Statement."}],"x_generator":{"engine":"cpansec-cna-tool 0.1"}}},"cveMetadata":{"assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","assignerShortName":"CPANSec","cveId":"CVE-2026-15043","datePublished":"2026-07-14T09:44:25.733Z","dateReserved":"2026-07-08T11:48:00.718Z","dateUpdated":"2026-07-14T15:32:33.329Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-14 10:16:31","lastModifiedDate":"2026-07-14 16:44:28","problem_types":["CWE-480","CWE-480 CWE-480 Use of Incorrect Operator"],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-14T14:14:59.552000Z","id":"CVE-2026-15043","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"15043","Ordinal":"1","Title":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inv","CVE":"CVE-2026-15043","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"15043","Ordinal":"1","NoteData":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inverted <= and >= SQL operators on text.\n\nDBI::SQL::Nano, DBI's built-in mini-SQL engine, evaluated WHERE predicates incorrectly in some cases. In the non-numeric string branch of the is_matched method, <= was evaluated using Perl's ge operator, and >= was evaluated using Perl's le operator.\n\nSQL::Nano is the fallback query engine for DBI's file-backed drivers (DBD::File, DBD::DBM, CSV-style drivers) whenever SQL::Statement is not installed, and is forced whenever DBI_SQL_NANO=1. Queries over such tables use these predicates directly.\n\nThe impact depends on the context. Where an application relies on a WHERE clause to filter file-backed data for policy or authorization, an inverted <=/>= comparison silently returns the wrong rows.","Type":"Description","Title":"DBI::SQL::Nano versions from 1.42 before 1.651 for Perl have inv"}]}}}