{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-115303", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-10-22T09:43:40.292Z", "datePublished": "2026-10-29T08:03:46.351Z", "dateUpdated": "2026-10-29T08:03:46.351Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-10-29T08:03:46.351Z"}, "title": "Contact Form by Supsystic < 1.11.1 - Unauthenticated CRLF / Email Header Injection via Reply-To Field Mapping", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')"}]}], "affected": [{"vendor": "Unknown", "product": "Contact Form by Supsystic", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThan": "1.11.1", "status": "affected", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "The Contact Form by Supsystic WordPress plugin before 1.11.1 does not strip CR/LF characters or re-validate submitted field values before concatenating them into outgoing email headers when a form is configured to map a submitted field into its Reply-To, From or Cc header, allowing unauthenticated users to inject arbitrary email headers such as additional Bcc or Cc recipients into the notification email."}], "references": [{"url": "https://wpscan.com/vulnerability/c32e3ccd-84cb-42a4-a343-353a02ccb541/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Emirhan Sevmez", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "baseScore": 3.7, "baseSeverity": "LOW"}}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "product": "Contact Form by Supsystic", "vendor": "Unknown", "versions": [{"lessThan": "1.11.1", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Contact Form by Supsystic WordPress plugin before 1.11.1 does not strip CR/LF characters or re-validate submitted field values before concatenating them into outgoing email headers when a form is configured to map a submitted field into its Reply-To, From or Cc header, allowing unauthenticated users to inject arbitrary email headers such as additional Bcc or Cc recipients into the notification email."}], "id": "CVE-2026-115303", "lastModified": "2026-10-29T09:17:08.097", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "contact@wpscan.com", "type": "Secondary"}]}, "published": "2026-10-29T09:17:08.097", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/c32e3ccd-84cb-42a4-a343-353a02ccb541/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

{}

{}