CVE-2023-30798

There MultipartParser usage in Encode's Starlette python framework before versions 0.25.0 allows an unauthenticated and remote attacker to specify any number of form fields or files which can cause excessive memory usage resulting in denial of service of the HTTP service.

• CWE-400
• CWE-400

• https://github.com/encode/starlette/commit/8c74c2c8dba7030154f8af18e016136bea1938faPatch
• https://github.com/encode/starlette/security/advisories/GHSA-74m5-2c7w-9w3xMitigation, Vendor Advisory
• https://vulncheck.com/advisories/starlette-multipartparser-dosPatch, Third Party Advisory
• https://github.com/encode/starlette/commit/8c74c2c8dba7030154f8af18e016136bea1938faPatch
• https://github.com/encode/starlette/security/advisories/GHSA-74m5-2c7w-9w3xMitigation, Vendor Advisory
• https://vulncheck.com/advisories/starlette-multipartparser-dosPatch, Third Party Advisory

Published

Apr 21, 2023

Last Modified

Jul 15, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2023-30790MonicaHQ version 4.0.0 allows an authenticated remote attack…5.4
• CVE-2023-30791Plane version 0.7.1-dev allows an attacker to change the ava…4.6
• CVE-2023-30792Anchor tag hrefs in Lexical prior to v0.10.0 would render ja…6.1
• CVE-2023-30795A vulnerability has been identified in JT Open (All versions…7.8
• CVE-2023-30796A vulnerability has been identified in JT Open (All versions…7.8
• CVE-2023-30797Netflix Lemur before version 1.3.2 used insufficiently rando…7.5
• CVE-2023-30799MikroTik RouterOS stable before 6.49.7 and long-term through…7.2
• CVE-2023-3080The WP Mail Catcher plugin for WordPress is vulnerable to St…6.1
• CVE-2023-30800The web server used by MikroTik RouterOS version 6 is affect…7.5
• CVE-2023-30801All versions of the qBittorrent client through 4.5.5 use def…9.8
• CVE-2023-30802The Sangfor Next-Gen Application Firewall version NGAF8.0.17…5.3
• CVE-2023-30803The Sangfor Next-Gen Application Firewall version NGAF8.0.17…9.8