{"schema_version":1,"title":"mesop (PyPI) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 6 vulnerabilities in mesop (PyPI): 1 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-2026-93421, was published on 23 September 2026.","url":"https://junglewise.ai/threats/technologies/mesop","json_url":"https://junglewise.ai/threats/technologies/mesop.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/mesop","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":6,"critical":0,"exploited":0,"last_7_days":1,"last_30_days":1,"last_90_days":3,"last_365_days":6},"latest":[{"cve":"CVE-2026-93421","cvss":4,"epss":0.004,"slug":"cve-2026-93421-google-mesop-unauthenticated-ansi-escape-sequence-injection-in","title":"Mesop is a Python-based UI framework that allows users to build web applications. Prior to 1.3.4, the unauthenticated /__csp__ endpoint pass","severity":"medium","exploited":false,"published_at":"2026-09-23T19:19:45.14+00:00","url":"https://junglewise.ai/threats/cve-2026-93421-google-mesop-unauthenticated-ansi-escape-sequence-injection-in"},{"cve":"CVE-2025-30358","cvss":3.1,"epss":0.0069,"slug":"cve-2025-30358-mesop-class-pollution-vulnerability-leads-to-dos-and-jailbreak","title":"PYSEC-2026-1624 - Mesop Class Pollution vulnerability leads to DoS and Jailbreak attacks","severity":"low","exploited":false,"published_at":"2026-07-07T16:02:50.347572+00:00","url":"https://junglewise.ai/threats/cve-2025-30358-mesop-class-pollution-vulnerability-leads-to-dos-and-jailbreak"},{"cve":"CVE-2024-45601","cvss":3.1,"epss":0.0028,"slug":"cve-2024-45601-mesop-has-a-local-file-inclusion-via-static-file-serving","title":"PYSEC-2026-1625 - Mesop has a local file Inclusion via static file serving functionality","severity":"low","exploited":false,"published_at":"2026-07-07T14:34:42.040306+00:00","url":"https://junglewise.ai/threats/cve-2024-45601-mesop-has-a-local-file-inclusion-via-static-file-serving"},{"cve":"CVE-2026-33057","cvss":3.1,"epss":0.0411,"slug":"cve-2026-33057-mesop-affected-by-unauthenticated-remote-code-execution-via-test","title":"PYSEC-2026-412 - Mesop Affected by Unauthenticated Remote Code Execution via Test Suite Route /exec-py","severity":"low","exploited":false,"published_at":"2026-06-29T11:50:45.018132+00:00","url":"https://junglewise.ai/threats/cve-2026-33057-mesop-affected-by-unauthenticated-remote-code-execution-via-test"},{"cve":"CVE-2026-33054","cvss":3.1,"epss":0.007,"slug":"cve-2026-33054-mesop-has-a-path-traversal-utilizing-filestatesessionbackend","title":"PYSEC-2026-411 - Mesop has a Path Traversal utilizing `FileStateSessionBackend` leads to Application Denial of Service and File Write/Deletion","severity":"low","exploited":false,"published_at":"2026-06-29T11:50:44.967175+00:00","url":"https://junglewise.ai/threats/cve-2026-33054-mesop-has-a-path-traversal-utilizing-filestatesessionbackend"},{"cve":"CVE-2026-34824","cvss":7.5,"epss":0.0067,"slug":"cve-2026-34824-mesop-dev-mesop-uncontrolled-resource-consumption-in-websocket","title":"mesop-dev Mesop uncontrolled resource consumption in WebSocket handler","severity":"high","exploited":false,"published_at":"2026-04-03T23:17:05.213+00:00","url":"https://junglewise.ai/threats/cve-2026-34824-mesop-dev-mesop-uncontrolled-resource-consumption-in-websocket"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":2},{"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":0},{"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":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":1},{"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":"mesop (PyPI)","slug":"mesop","vendor":{"name":"PyPI","slug":"pypi","url":"https://junglewise.ai/threats/vendors/pypi"},"aliases":[],"homepage":"https://google.github.io/mesop/","repo_url":"https://github.com/google/mesop","description":"A Python-based UI framework for building web applications using a declarative component model.","url":"https://junglewise.ai/threats/technologies/mesop"},"most_severe":[{"cve":"CVE-2026-34824","cvss":7.5,"epss":0.0067,"slug":"cve-2026-34824-mesop-dev-mesop-uncontrolled-resource-consumption-in-websocket","title":"mesop-dev Mesop uncontrolled resource consumption in WebSocket handler","severity":"high","exploited":false,"published_at":"2026-04-03T23:17:05.213+00:00","url":"https://junglewise.ai/threats/cve-2026-34824-mesop-dev-mesop-uncontrolled-resource-consumption-in-websocket"},{"cve":"CVE-2026-93421","cvss":4,"epss":0.004,"slug":"cve-2026-93421-google-mesop-unauthenticated-ansi-escape-sequence-injection-in","title":"Mesop is a Python-based UI framework that allows users to build web applications. Prior to 1.3.4, the unauthenticated /__csp__ endpoint pass","severity":"medium","exploited":false,"published_at":"2026-09-23T19:19:45.14+00:00","url":"https://junglewise.ai/threats/cve-2026-93421-google-mesop-unauthenticated-ansi-escape-sequence-injection-in"},{"cve":"CVE-2026-33057","cvss":3.1,"epss":0.0411,"slug":"cve-2026-33057-mesop-affected-by-unauthenticated-remote-code-execution-via-test","title":"PYSEC-2026-412 - Mesop Affected by Unauthenticated Remote Code Execution via Test Suite Route /exec-py","severity":"low","exploited":false,"published_at":"2026-06-29T11:50:45.018132+00:00","url":"https://junglewise.ai/threats/cve-2026-33057-mesop-affected-by-unauthenticated-remote-code-execution-via-test"},{"cve":"CVE-2026-33054","cvss":3.1,"epss":0.007,"slug":"cve-2026-33054-mesop-has-a-path-traversal-utilizing-filestatesessionbackend","title":"PYSEC-2026-411 - Mesop has a Path Traversal utilizing `FileStateSessionBackend` leads to Application Denial of Service and File Write/Deletion","severity":"low","exploited":false,"published_at":"2026-06-29T11:50:44.967175+00:00","url":"https://junglewise.ai/threats/cve-2026-33054-mesop-has-a-path-traversal-utilizing-filestatesessionbackend"},{"cve":"CVE-2025-30358","cvss":3.1,"epss":0.0069,"slug":"cve-2025-30358-mesop-class-pollution-vulnerability-leads-to-dos-and-jailbreak","title":"PYSEC-2026-1624 - Mesop Class Pollution vulnerability leads to DoS and Jailbreak attacks","severity":"low","exploited":false,"published_at":"2026-07-07T16:02:50.347572+00:00","url":"https://junglewise.ai/threats/cve-2025-30358-mesop-class-pollution-vulnerability-leads-to-dos-and-jailbreak"},{"cve":"CVE-2024-45601","cvss":3.1,"epss":0.0028,"slug":"cve-2024-45601-mesop-has-a-local-file-inclusion-via-static-file-serving","title":"PYSEC-2026-1625 - Mesop has a local file Inclusion via static file serving functionality","severity":"low","exploited":false,"published_at":"2026-07-07T14:34:42.040306+00:00","url":"https://junglewise.ai/threats/cve-2024-45601-mesop-has-a-local-file-inclusion-via-static-file-serving"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}