{"schema_version":1,"title":"aiosmtplib (PyPI) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in aiosmtplib (PyPI): 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-90467, was published on 12 September 2026.","url":"https://junglewise.ai/threats/technologies/aiosmtplib","json_url":"https://junglewise.ai/threats/technologies/aiosmtplib.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/aiosmtplib","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":3,"last_365_days":3},"latest":[{"cve":"CVE-2026-90467","cvss":4,"epss":0.0039,"slug":"cve-2026-90467-aiosmtplib-esmtp-command-injection-via-email-address-validation","title":"aiosmtplib ESMTP command injection via email address validation","severity":"medium","exploited":false,"published_at":"2026-09-12T02:16:24.77+00:00","url":"https://junglewise.ai/threats/cve-2026-90467-aiosmtplib-esmtp-command-injection-via-email-address-validation"},{"cve":"CVE-2026-55558","cvss":5.9,"epss":0.004,"slug":"cve-2026-55558-aiosmtplib-starttls-response-injection","title":"aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.start_tls in src/aiosmtplib/protocol.py consume","severity":"medium","exploited":false,"published_at":"2026-08-20T15:17:31.98+00:00","url":"https://junglewise.ai/threats/cve-2026-55558-aiosmtplib-starttls-response-injection"},{"cve":"CVE-2026-53533","cvss":4,"epss":0.0053,"slug":"cve-2026-53533-cole-aiosmtplib-smtp-command-injection-in-sender-and-recipient","title":"cole aiosmtplib SMTP command injection in sender and recipient addresses","severity":"medium","exploited":false,"published_at":"2026-07-07T23:40:52+00:00","url":"https://junglewise.ai/threats/cve-2026-53533-cole-aiosmtplib-smtp-command-injection-in-sender-and-recipient"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"tensorflow (PyPI)","slug":"pypi-tensorflow","vulnerabilities":428,"url":"https://junglewise.ai/threats/technologies/pypi-tensorflow"},{"name":"tensorflow-cpu (PyPI)","slug":"tensorflow-cpu","vulnerabilities":424,"url":"https://junglewise.ai/threats/technologies/tensorflow-cpu"},{"name":"tensorflow-gpu (PyPI)","slug":"tensorflow-gpu","vulnerabilities":421,"url":"https://junglewise.ai/threats/technologies/tensorflow-gpu"},{"name":"open-webui (PyPI)","slug":"open-webui","vulnerabilities":177,"url":"https://junglewise.ai/threats/technologies/open-webui"},{"name":"Django (PyPI)","slug":"django","vulnerabilities":172,"url":"https://junglewise.ai/threats/technologies/django"},{"name":"apache-airflow (PyPI)","slug":"apache-airflow","vulnerabilities":152,"url":"https://junglewise.ai/threats/technologies/apache-airflow"},{"name":"plone (PyPI)","slug":"pypi-plone","vulnerabilities":101,"url":"https://junglewise.ai/threats/technologies/pypi-plone"},{"name":"praisonai (PyPI)","slug":"pypi-praisonai","vulnerabilities":86,"url":"https://junglewise.ai/threats/technologies/pypi-praisonai"},{"name":"exiv2 (PyPI)","slug":"exiv2","vulnerabilities":85,"url":"https://junglewise.ai/threats/technologies/exiv2"},{"name":"nltk (PyPI)","slug":"nltk","vulnerabilities":83,"url":"https://junglewise.ai/threats/technologies/nltk"},{"name":"mlflow (PyPI)","slug":"mlflow","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/mlflow"},{"name":"pillow (PyPI)","slug":"pillow","vulnerabilities":79,"url":"https://junglewise.ai/threats/technologies/pillow"}],"technology":{"hub":true,"name":"aiosmtplib (PyPI)","slug":"aiosmtplib","vendor":{"name":"PyPI","slug":"pypi","url":"https://junglewise.ai/threats/vendors/pypi"},"aliases":[],"homepage":"https://pypi.org/project/aiosmtplib/","repo_url":"https://github.com/cole/aiosmtplib","description":"An asynchronous SMTP client for Python using asyncio.","url":"https://junglewise.ai/threats/technologies/aiosmtplib"},"most_severe":[{"cve":"CVE-2026-55558","cvss":5.9,"epss":0.004,"slug":"cve-2026-55558-aiosmtplib-starttls-response-injection","title":"aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.start_tls in src/aiosmtplib/protocol.py consume","severity":"medium","exploited":false,"published_at":"2026-08-20T15:17:31.98+00:00","url":"https://junglewise.ai/threats/cve-2026-55558-aiosmtplib-starttls-response-injection"},{"cve":"CVE-2026-53533","cvss":4,"epss":0.0053,"slug":"cve-2026-53533-cole-aiosmtplib-smtp-command-injection-in-sender-and-recipient","title":"cole aiosmtplib SMTP command injection in sender and recipient addresses","severity":"medium","exploited":false,"published_at":"2026-07-07T23:40:52+00:00","url":"https://junglewise.ai/threats/cve-2026-53533-cole-aiosmtplib-smtp-command-injection-in-sender-and-recipient"},{"cve":"CVE-2026-90467","cvss":4,"epss":0.0039,"slug":"cve-2026-90467-aiosmtplib-esmtp-command-injection-via-email-address-validation","title":"aiosmtplib ESMTP command injection via email address validation","severity":"medium","exploited":false,"published_at":"2026-09-12T02:16:24.77+00:00","url":"https://junglewise.ai/threats/cve-2026-90467-aiosmtplib-esmtp-command-injection-via-email-address-validation"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}