CVE-2026-91990

A flaw was found in Tornado. This memory amplification vulnerability exists in the parsemultipartformdata function, where multipart data is processed before validating the maximum number of parts. A remote attacker can exploit this by sending specially crafted multipart requests with numerous...

CVE-2026-91990

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

AZL-103107 CVE-2026-91990 affecting package python-tornado 6.3.3-11

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

DEBIAN-CVE-2026-91990

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

UBUNTU-CVE-2026-91990

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-91990

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-91990

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-91990 Tornado before 6.5.8 Memory Amplification DoS via multipart

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

EUVD-2026-78661

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-91990 Tornado before 6.5.8 Memory Amplification DoS via multipart

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-91990

Tornado before 6.5.8 contains a memory amplification vulnerability in parse_multipart_form_data. The root cause is that multipart data is split into individual parts before the max_parts limit is validated, allowing a remote attacker to send a crafted multipart request with a large number of part...

CVE-2026-91990 Tornado before 6.5.8 Memory Amplification DoS via multipart

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-91990: Allocation of Resources Without Limits or Throttling

Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing denial ...

CVE-2026-88975: Uncontrolled Resource Consumption

Http4s is a Scala interface for HTTP services. Prior to 0.23.37 and 1.0.0-M48, Ember’s HTTP/2 read loop parses a frame’s 24-bit declared length but waits to buffer the entire payload before comparing it with SETTINGSMAXFRAMESIZE. An unauthenticated peer can declare a payload near 16 MiB on a...

PT-2026-98965

Tornado before 6.5.8 contains a memory amplification vulnerability in parse multipart form data that splits multipart data before validating the max parts limit. Attackers can send crafted multipart requests with many parts to create large transient lists, exhausting server memory and causing...

Linux Distros Unpatched Vulnerability : CVE-2026-91990

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Tornado before 6.5.8 contains a memory amplification vulnerability in parsemultipartformdata that splits multipart data before validating the maxparts limit...

OESA-2026-3829 openssl security update

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security TLS and Secure Sockets Layer SSL protocols. Security Fixes: Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than th...

OESA-2026-3828 openssl security update

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security TLS and Secure Sockets Layer SSL protocols. Security Fixes: Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than th...

OESA-2026-3827 openssl security update

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security TLS and Secure Sockets Layer SSL protocols. Security Fixes: Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than th...

OESA-2026-3826 openssl security update

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security TLS and Secure Sockets Layer SSL protocols. Security Fixes: Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than th...