{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-8926", "assignerOrgId": "2499f714-1537-4658-8207-48ae4bb9eae9", "state": "PUBLISHED", "assignerShortName": "curl", "dateReserved": "2026-05-19T08:11:58.393Z", "datePublished": "2026-07-03T06:15:45.735Z", "dateUpdated": "2026-09-15T06:03:23.777Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "2499f714-1537-4658-8207-48ae4bb9eae9", "shortName": "curl", "dateUpdated": "2026-09-15T06:03:23.777Z" }, "title": "password leak with netrc and user in URL", "descriptions": [ { "lang": "en", "value": "When asking curl to use a `.netrc` file to find credentials and at the same\ntime specifying a URL with a username (without a password), like\n`https://user@example.com/`, curl could wrongly get and use the password for\n*another* user set in the `.netrc` file for that host if such a one exists and\nthere is no match for the specified user." } ], "affected": [ { "vendor": "curl", "product": "curl", "versions": [ { "version": "8.11.1", "status": "affected", "versionType": "semver", "lessThan": "8.14.2" }, { "version": "8.15.0", "status": "affected", "versionType": "semver", "lessThan": "8.16.1" }, { "version": "8.17.0", "status": "affected", "versionType": "semver", "lessThan": "8.20.1" } ], "defaultStatus": "unaffected" }, { "vendor": "curl", "product": "curl", "versions": [ { "version": "e9b9bbac22c26cf67316fa8e6c6b9e831af31949", "status": "affected", "versionType": "git", "lessThan": "4ae1d7cc2643e4773a136395f12bc02fc6867854" } ], "defaultStatus": "unaffected", "repo": "https://github.com/curl/curl.git" }, { "vendor": "curl", "product": "curl", "versions": [ { "version": "8.20.0", "status": "affected" }, { "version": "8.19.0", "status": "affected" }, { "version": "8.18.0", "status": "affected" }, { "version": "8.17.0", "status": "affected" }, { "version": "8.16.0", "status": "affected" }, { "version": "8.15.0", "status": "affected" }, { "version": "8.14.1", "status": "affected" }, { "version": "8.14.0", "status": "affected" }, { "version": "8.13.0", "status": "affected" }, { "version": "8.12.1", "status": "affected" }, { "version": "8.12.0", "status": "affected" }, { "version": "8.11.1", "status": "affected" } ], "defaultStatus": "unaffected" } ], "references": [ { "url": "https://curl.se/docs/CVE-2026-8926.json" }, { "url": "https://curl.se/docs/CVE-2026-8926.html" }, { "url": "https://hackerone.com/reports/3735184" } ], "x_osv": { "schema_version": "1.5.0", "id": "CURL-CVE-2026-8926", "aliases": [ "CVE-2026-8926" ], "summary": "password leak with netrc and user in URL", "modified": "2026-09-07T10:34:51.00Z", "database_specific": { "package": "curl", "affects": "both", "URL": "https://curl.se/docs/CVE-2026-8926.json", "www": "https://curl.se/docs/CVE-2026-8926.html", "issue": "https://hackerone.com/reports/3735184", "CWE": { "id": "CWE-522", "desc": "Insufficiently Protected Credentials" }, "last_affected": "8.20.0", "severity": "Low" }, "published": "2026-06-24T08:00:00.00Z", "affected": [ { "ranges": [ { "type": "SEMVER", "events": [ { "introduced": "8.11.1" }, { "fixed": "8.14.2" }, { "introduced": "8.15.0" }, { "fixed": "8.16.1" }, { "introduced": "8.17.0" }, { "fixed": "8.20.1" } ] }, { "type": "GIT", "repo": "https://github.com/curl/curl.git", "events": [ { "introduced": "e9b9bbac22c26cf67316fa8e6c6b9e831af31949" }, { "fixed": "4ae1d7cc2643e4773a136395f12bc02fc6867854" } ] } ], "versions": [ "8.20.0", "8.19.0", "8.18.0", "8.17.0", "8.16.0", "8.15.0", "8.14.1", "8.14.0", "8.13.0", "8.12.1", "8.12.0", "8.11.1" ] } ], "credits": [ { "name": "Joshua Rogers (Aisle Research)", "type": "finder" }, { "name": "Stefan Eissing", "type": "remediation developer" } ], "details": "When asking curl to use a `.netrc` file to find credentials and at the same\ntime specifying a URL with a username (without a password), like\n`https://user@example.com/`, curl could wrongly get and use the password for\n*another* user set in the `.netrc` file for that host if such a one exists and\nthere is no match for the specified user." }, "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Insufficiently Protected Credentials", "cweId": "CWE-522", "type": "CWE" } ] } ], "credits": [ { "lang": "en", "value": "Joshua Rogers (Aisle Research)", "type": "finder" }, { "lang": "en", "value": "Stefan Eissing", "type": "remediation developer" } ], "x_generator": { "engine": "cvelib 1.8.0" } }, "adp": [ { "references": [ { "url": "https://hackerone.com/reports/3735184", "tags": [ "exploit" ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-06T17:01:57.524535Z", "id": "CVE-2026-8926", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-06T17:02:33.061Z" } } ] } }