{"api_version":"1","generated_at":"2026-10-02T05:23:16+00:00","cve":"CVE-2026-97764","urls":{"html":"https://cve.report/CVE-2026-97764","api":"https://cve.report/api/cve/CVE-2026-97764.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97764","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97764"},"summary":{"title":"CVE-2026-97764","description":"django-allauth before 65.19.4 does not have the expected limits on failed login attempts because, in some common configurations, an attacker can leverage the handling of diacritics (e.g., accents) for a higher effective limit.","state":"PUBLISHED","assigner":"mitre","published_at":"2026-09-25 05:17:07","updated_at":"2026-09-30 17:32:07"},"problem_types":["CWE-180","CWE-180 CWE-180 Incorrect Behavior Order: Validate Before Canonicalize"],"metrics":[{"version":"3.1","source":"cve@mitre.org","type":"Secondary","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","data":{"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","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","data":{"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"}}],"references":[{"url":"https://codeberg.org/allauth/django-allauth/commit/4e252aa2be7cef5d72d78049d6fb07cb27a89c83","name":"https://codeberg.org/allauth/django-allauth/commit/4e252aa2be7cef5d72d78049d6fb07cb27a89c83","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://codeberg.org/allauth/django-allauth/commit/ae472772c8f93bcb972205c9d7159051cf6f413a","name":"https://codeberg.org/allauth/django-allauth/commit/ae472772c8f93bcb972205c9d7159051cf6f413a","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://codeberg.org/allauth/django-allauth/commit/4379e7931fe7572aacc4f3b4b5f2298d5f3ecc96","name":"https://codeberg.org/allauth/django-allauth/commit/4379e7931fe7572aacc4f3b4b5f2298d5f3ecc96","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://docs.allauth.org/en/latest/release-notes/recent.html","name":"https://docs.allauth.org/en/latest/release-notes/recent.html","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://pypi.org/project/django-allauth/","name":"https://pypi.org/project/django-allauth/","refsource":"cve@mitre.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97764","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97764","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"allauth","product":"django-allauth","version":"affected 0.25.0 65.19.4 custom","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Upgrade django-allauth to version 65.19.4 (latest).","time":"","lang":"en"}],"workarounds":[{"source":"CNA","title":"","value":"The vulnerability is NOT exposed if any of the following settings is enabled.\n\n65.4 and later:\nACCOUNT_LOGIN_METHODS = {\"email\"}\n\n65.3 and earlier:\nACCOUNT_AUTHENTICATION_METHOD = \"email\"","time":"","lang":"en"}],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"97764","cve":"CVE-2026-97764","epss":"0.002260000","percentile":"0.121060000","score_date":"2026-10-01","updated_at":"2026-10-02 00:12:57"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-97764","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-09-25T13:37:23.042548Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-25T13:37:50.367Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"collectionURL":"https://pypi.org","defaultStatus":"unaffected","modules":["allauth.account.utils","allauth.account.adapter.DefaultAccountAdapter"],"packageName":"django-allauth","packageURL":"pkg:pypi/django-allauth","product":"django-allauth","programFiles":["allauth/account/utils.py","allauth/account/adapter.py"],"programRoutines":[{"name":"allauth.account.utils.filter_users_by_username()"},{"name":"allauth.account.utils.filter_users_by_email()"},{"name":"allauth.account.utils._unicode_ci_compare()"},{"name":"allauth.account.adapter.DefaultAccountAdapter._get_login_attempts_cache_key()"}],"repo":"https://codeberg.org/allauth/django-allauth","vendor":"allauth","versions":[{"lessThan":"65.19.4","status":"affected","version":"0.25.0","versionType":"custom"}]}],"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"1. Any of the following settings is enabled in Django configuration.<br> <br><span style=\"background-color: rgb(255, 255, 255)\">65.4&nbsp;</span><span style=\"background-color: rgb(255, 255, 255)\">and later:<br></span>ACCOUNT_LOGIN_METHODS = {\"username\", \"email\"}<br>ACCOUNT_LOGIN_METHODS = {\"username\"}<br><span style=\"background-color: rgb(255, 255, 255)\"><br>65.3 and earlier:</span><br><span style=\"background-color: rgb(255, 255, 255)\"><span style=\"background-color: rgb(255, 255, 255)\">ACCOUNT_AUTHENTICATION_METHOD = \"username_email\"</span><br>ACCOUNT_AUTHENTICATION_METHOD = \"username\"<br><br></span>2. The username column in the database uses a collation such as utf8mb4_general_ci or utf8mb4_unicode_ci.<br><br>"}],"value":"1. Any of the following settings is enabled in Django configuration.\n \n65.4 and later:\nACCOUNT_LOGIN_METHODS = {\"username\", \"email\"}\nACCOUNT_LOGIN_METHODS = {\"username\"}\n\n65.3 and earlier:\nACCOUNT_AUTHENTICATION_METHOD = \"username_email\"\nACCOUNT_AUTHENTICATION_METHOD = \"username\"\n\n2. The username column in the database uses a collation such as utf8mb4_general_ci or utf8mb4_unicode_ci."}],"descriptions":[{"lang":"en","value":"django-allauth before 65.19.4 does not have the expected limits on failed login attempts because, in some common configurations, an attacker can leverage the handling of diacritics (e.g., accents) for a higher effective limit."}],"metrics":[{"cvssV3_1":{"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"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-180","description":"CWE-180 Incorrect Behavior Order: Validate Before Canonicalize","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-25T04:25:57.932Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["release-notes"],"url":"https://docs.allauth.org/en/latest/release-notes/recent.html"},{"tags":["product"],"url":"https://pypi.org/project/django-allauth/"},{"tags":["patch"],"url":"https://codeberg.org/allauth/django-allauth/commit/4379e7931fe7572aacc4f3b4b5f2298d5f3ecc96"},{"tags":["patch"],"url":"https://codeberg.org/allauth/django-allauth/commit/4e252aa2be7cef5d72d78049d6fb07cb27a89c83"},{"tags":["technical-description","related"],"url":"https://codeberg.org/allauth/django-allauth/commit/ae472772c8f93bcb972205c9d7159051cf6f413a"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Upgrade django-allauth to version 65.19.4 (latest). <br>"}],"value":"Upgrade django-allauth to version 65.19.4 (latest)."}],"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The vulnerability is NOT exposed if any of the following settings is enabled.<br><br><span style=\"background-color: rgb(255, 255, 255)\">65.4 </span><span style=\"background-color: rgb(255, 255, 255)\">and later:</span><br>ACCOUNT_LOGIN_METHODS = {\"email\"}<br><br>65.3 and earlier:<br>ACCOUNT_AUTHENTICATION_METHOD = \"email\"<br>"}],"value":"The vulnerability is NOT exposed if any of the following settings is enabled.\n\n65.4 and later:\nACCOUNT_LOGIN_METHODS = {\"email\"}\n\n65.3 and earlier:\nACCOUNT_AUTHENTICATION_METHOD = \"email\""}],"x_generator":{"engine":"CVE-Request-form 0.0.1"}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2026-97764","datePublished":"2026-09-25T04:25:57.932Z","dateReserved":"2026-09-25T04:25:57.123Z","dateUpdated":"2026-09-25T13:37:50.367Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-25 05:17:07","lastModifiedDate":"2026-09-30 17:32:07","problem_types":["CWE-180","CWE-180 CWE-180 Incorrect Behavior Order: Validate Before Canonicalize"],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"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","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-25T13:37:23.042548Z","id":"CVE-2026-97764","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97764","Ordinal":"1","Title":"CVE-2026-97764","CVE":"CVE-2026-97764","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97764","Ordinal":"1","NoteData":"django-allauth before 65.19.4 does not have the expected limits on failed login attempts because, in some common configurations, an attacker can leverage the handling of diacritics (e.g., accents) for a higher effective limit.","Type":"Description","Title":"CVE-2026-97764"}]}}}