{"items":[{"id":"NVI-00000064","kind":"vulnerability","title":"CVE-2016-10033","revision":5,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","CISA catalog date-added and due-date fields are not the original vulnerability disclosure date or universal legal deadlines.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["CVE-2016-10033","GHSA-5f37-gxvh-23v6"],"plain_summary":"The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \\\" (backslash double quote) in a crafted Sender property.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-6de52e760d431f7ebfadc6d6f6ffbdc0"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 5.2.18 for phpmailer/phpmailer. Confirm the publisher’s latest guidance.","source_ids":["sr-95484939b511211a625a612fb185cb8f"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","source_ids":["sr-08b5147ada094d0656c1fd9948338702"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2025-10-21T23:55:47.202Z","value":"9.8 CRITICAL (3.1)","meaning":"CISA-ADP severity and vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H; not a measure of customer compromise.","source_id":"sr-e79eabd6af4ea6fa4ba6d803c71fbafc"},{"kind":"CISA_KEV","as_of":"2025-07-07T00:00:00.000Z","value":"Listed","meaning":"CISA lists known exploitation. This does not establish exploitation of your system.","source_id":"sr-08b5147ada094d0656c1fd9948338702"},{"kind":"CVSS","as_of":"2026-06-17T00:38:55.477Z","value":"7.5 HIGH (2.0)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-3645bee032da76aa0c31dee6d62268e3"},{"kind":"CVSS","as_of":"2026-06-17T00:38:55.477Z","value":"9.8 CRITICAL (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-3645bee032da76aa0c31dee6d62268e3"},{"kind":"CVSS","as_of":"2026-06-17T00:38:55.477Z","value":"9.8 CRITICAL (3.1)","meaning":"134c704f-9b21-4f2e-91b3-4a467353bcc0 severity; no combined Null risk score.","source_id":"sr-3645bee032da76aa0c31dee6d62268e3"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"99.714%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.99952. Missing scores are unknown.","source_id":"sr-6de52e760d431f7ebfadc6d6f6ffbdc0"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-e79eabd6af4ea6fa4ba6d803c71fbafc","url":"https://www.cve.org/CVERecord?id=CVE-2016-10033","basis":"cna_record","notes":"CVE content: copyright The MITRE Corporation; CVE Terms of Use and license apply. CNA and ADP publishers retain separate attribution.","title":"CVE-2016-10033","publisher":"CVE Program / attributed CNA and ADP","observed_at":"2026-11-03T09:58:00.667Z"},{"id":"sr-95484939b511211a625a612fb185cb8f","url":"https://github.com/advisories/GHSA-5f37-gxvh-23v6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-5f37-gxvh-23v6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.920Z"},{"id":"sr-08b5147ada094d0656c1fd9948338702","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","basis":"official_catalog","notes":"CISA KEV; CC0 1.0. Catalog assertions are not evidence of customer compromise.","title":"CVE-2016-10033","publisher":"CISA","observed_at":"2026-10-31T20:54:12.600Z"},{"id":"sr-3645bee032da76aa0c31dee6d62268e3","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-10033","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2016-10033","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T21:41:52.251Z"},{"id":"sr-6de52e760d431f7ebfadc6d6f6ffbdc0","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2016-10033","publisher":"FIRST EPSS","observed_at":"2026-10-31T21:41:13.231Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-e79eabd6af4ea6fa4ba6d803c71fbafc"],"technology":"n/a","known_exclusions":[],"conditions_summary":"The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \\\" (backslash double quote) in a crafted Sender property.","public_affected_ranges":["n/a"]},{"certainty":"source_listed","source_ids":["sr-95484939b511211a625a612fb185cb8f"],"technology":"phpmailer/phpmailer","known_exclusions":[],"conditions_summary":"### Impact\nThe `mailSend` function in the default `isMail` transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \\" (backslash double quote) in a crafted `Sender` property.\n\n### Patches\nFixed in 5.2.18\n\n### Workarounds\nFilter and validate user input before passing it to internal functions.\n\n### References\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-10033\nRelated to a follow-on issue in https://nvd.nist.gov/vuln/detail/CVE-2016-10045\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open a private issue in the PHPMailer project","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0; fixed 5.2.18"]},{"certainty":"source_listed","source_ids":["sr-08b5147ada094d0656c1fd9948338702"],"technology":"PHP PHPMailer","known_exclusions":[],"conditions_summary":"CISA does not supply a complete application-specific affected range here. Follow the linked vendor advisory for version and configuration prerequisites.","public_affected_ranges":[]}],"null_published_at":"2026-11-03T22:39:43.367Z","source_updated_at":"2025-10-21T23:55:47.202Z","source_disclosed_at":"2016-12-30T19:00:00.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T20:54:12.600Z"},{"id":"NVI-00000064","kind":"vulnerability","title":"Remote code execution in PHPMailer","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","CISA catalog date-added and due-date fields are not the original vulnerability disclosure date or universal legal deadlines.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-5f37-gxvh-23v6","CVE-2016-10033"],"plain_summary":"OSV carries this publisher advisory for phpmailer/phpmailer. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.2.18 for phpmailer/phpmailer. Confirm the publisher’s latest guidance.","source_ids":["sr-95484939b511211a625a612fb185cb8f"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","source_ids":["sr-08b5147ada094d0656c1fd9948338702"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-6de52e760d431f7ebfadc6d6f6ffbdc0"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CISA_KEV","as_of":"2025-07-07T00:00:00.000Z","value":"Listed","meaning":"CISA lists known exploitation. This does not establish exploitation of your system.","source_id":"sr-08b5147ada094d0656c1fd9948338702"},{"kind":"CVSS","as_of":"2026-06-17T00:38:55.477Z","value":"7.5 HIGH (2.0)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-3645bee032da76aa0c31dee6d62268e3"},{"kind":"CVSS","as_of":"2026-06-17T00:38:55.477Z","value":"9.8 CRITICAL (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-3645bee032da76aa0c31dee6d62268e3"},{"kind":"CVSS","as_of":"2026-06-17T00:38:55.477Z","value":"9.8 CRITICAL (3.1)","meaning":"134c704f-9b21-4f2e-91b3-4a467353bcc0 severity; no combined Null risk score.","source_id":"sr-3645bee032da76aa0c31dee6d62268e3"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"99.714%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.99952. Missing scores are unknown.","source_id":"sr-6de52e760d431f7ebfadc6d6f6ffbdc0"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-95484939b511211a625a612fb185cb8f","url":"https://github.com/advisories/GHSA-5f37-gxvh-23v6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-5f37-gxvh-23v6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.920Z"},{"id":"sr-08b5147ada094d0656c1fd9948338702","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","basis":"official_catalog","notes":"CISA KEV; CC0 1.0. Catalog assertions are not evidence of customer compromise.","title":"CVE-2016-10033","publisher":"CISA","observed_at":"2026-10-31T20:54:12.600Z"},{"id":"sr-3645bee032da76aa0c31dee6d62268e3","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-10033","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2016-10033","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T21:41:52.251Z"},{"id":"sr-6de52e760d431f7ebfadc6d6f6ffbdc0","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2016-10033","publisher":"FIRST EPSS","observed_at":"2026-10-31T21:41:13.231Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-95484939b511211a625a612fb185cb8f"],"technology":"phpmailer/phpmailer","known_exclusions":[],"conditions_summary":"### Impact\nThe `mailSend` function in the default `isMail` transport in PHPMailer before 5.2.18 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \\" (backslash double quote) in a crafted `Sender` property.\n\n### Patches\nFixed in 5.2.18\n\n### Workarounds\nFilter and validate user input before passing it to internal functions.\n\n### References\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-10033\nRelated to a follow-on issue in https://nvd.nist.gov/vuln/detail/CVE-2016-10045\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open a private issue in the PHPMailer project","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0; fixed 5.2.18"]},{"certainty":"source_listed","source_ids":["sr-08b5147ada094d0656c1fd9948338702"],"technology":"PHP PHPMailer","known_exclusions":[],"conditions_summary":"CISA does not supply a complete application-specific affected range here. Follow the linked vendor advisory for version and configuration prerequisites.","public_affected_ranges":[]}],"null_published_at":"2026-10-31T22:13:01.471Z","source_updated_at":"2025-10-22T19:26:42.172Z","source_disclosed_at":"2020-03-05T22:09:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T20:54:12.600Z"},{"id":"NVI-00000064","kind":"vulnerability","title":"PHPMailer Command Injection Vulnerability","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","CISA catalog date-added and due-date fields are not the original vulnerability disclosure date or universal legal deadlines."],"lifecycle":"active","identifiers":["CVE-2016-10033"],"plain_summary":"CISA lists CVE-2016-10033 in its Known Exploited Vulnerabilities catalog. The catalog names PHP PHPMailer; it does not establish that a particular visitor is exposed or compromised.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","source_ids":["sr-08b5147ada094d0656c1fd9948338702"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CISA_KEV","as_of":"2025-07-07T00:00:00.000Z","value":"Listed","meaning":"CISA lists known exploitation. This does not establish exploitation of your system.","source_id":"sr-08b5147ada094d0656c1fd9948338702"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-08b5147ada094d0656c1fd9948338702","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","basis":"official_catalog","notes":"CISA KEV; CC0 1.0. Catalog assertions are not evidence of customer compromise.","title":"CVE-2016-10033","publisher":"CISA","observed_at":"2026-10-31T20:54:12.600Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-08b5147ada094d0656c1fd9948338702"],"technology":"PHP PHPMailer","known_exclusions":[],"conditions_summary":"CISA does not supply a complete application-specific affected range here. Follow the linked vendor advisory for version and configuration prerequisites.","public_affected_ranges":[]}],"null_published_at":"2026-10-31T21:06:16.561Z","source_updated_at":"2025-07-07T00:00:00.000Z","source_disclosed_at":null,"is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T20:54:12.600Z"}],"next_cursor":null,"snapshot_revision":"40769"}