PYSEC-2026-3805 aiosmtplib: STARTTLS response injection

Impact When a connection is upgraded with STARTTLS, aiosmtplib reads the server's 220 go-ahead reply and immediately performs the TLS handshake without discarding any data still sitting in the receive buffer. Bytes the protocol read off the plaintext socket before the handshake survive across the...

EulerOS 2.0 SP12 : ruby (EulerOS-SA-2026-3309)

According to the versions of the ruby packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4,...

EulerOS 2.0 SP12 : curl (EulerOS-SA-2026-3253)

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw in curl's cookie parsing logic allows a malicious HTTP server to set 'super cookies' that bypass the Public Suffix List check. This enables a...

NewStart CGSL MAIN 7.02 : ruby Multiple Vulnerabilities (NS-SA-2026-0108)

The remote NewStart CGSL host, running version MAIN 7.02, has ruby packages installed that are affected by multiple vulnerabilities: - Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, several Net::IMAP commands...

Security Bulletin: Multiple Vulnerabilities in IBM Operator for PostgreSQL

Summary Multiple vulnerabilities were addressed in IBM Operator for PostgreSQL version v28.4.4. Vulnerability Details CVEID:CVE-2026-11822 DESCRIPTION: SQLite before 3.53.2 contains memory corruption vulnerabilities in the FTS5 full-text search extension that allow attackers to cause process...

CVE-2020-28018

POC CVE-2020-28018 Introduction The Qualys team has discovered and published 21 critical vulnerabilities in the Exim4 mail server. https://blog.qualys.com/vulnerabilities-research/2021/05/04/21nails-multiple-vulnerabilities-in-exim-mail-server The following link provides detailed technical...

Security Bulletin: Multiple security vulnerabilities in .NET affect IBM Robotic Process Automation

Summary Multiple security vulnerabilities in .NET affect IBM Robotic Process Automation. .NET is used by IBM Robotic Process as part of it's development framework. This security bulletin identifies the fixes required to resolve these vulnerabilities Vulnerability Details CVEID:CVE-2026-41319...

Alibaba Cloud Linux 3 : 0278: curl (ALINUX3-SA-2026:0278)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2026:0278 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-8286: A vulnerability exists where a new...

SUSE SLES12 Security Update : curl (SUSE-SU-2026:3814-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3814-1 advisory. - CVE-2026-7168: cross-proxy Digest auth state leak bsc1263440. - CVE-2026-8286: wrong STARTTLS connection reuse bsc1268402. -...

EUVD-2026-63376

aiosmtplib: STARTTLS response injection...

aiosmtplib: STARTTLS response injection

Impact When a connection is upgraded with STARTTLS, aiosmtplib reads the server's 220 go-ahead reply and immediately performs the TLS handshake without discarding any data still sitting in the receive buffer. Bytes the protocol read off the plaintext socket before the handshake survive across the...

GHSA-VXJ7-4XRP-5VR4 aiosmtplib: STARTTLS response injection

Impact When a connection is upgraded with STARTTLS, aiosmtplib reads the server's 220 go-ahead reply and immediately performs the TLS handshake without discarding any data still sitting in the receive buffer. Bytes the protocol read off the plaintext socket before the handshake survive across the...

TencentOS Server 3: curl (TSSA-2026:0910)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0910 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

SUSE-SU-2026:3814-1 Security update for curl

This update for curl fixes the following issues: - CVE-2026-7168: cross-proxy Digest auth state leak bsc1263440. - CVE-2026-8286: wrong STARTTLS connection reuse bsc1268402. - CVE-2026-8458: wrong reuse for different services bsc1268407. - CVE-2026-8924: traling dot domain super cookie bsc1268409...

SUSE CVE-2026-55558

aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.starttls in src/aiosmtplib/protocol.py consumes the server's 220 response and starts the TLS handshake without clearing SMTPProtocol.buffer. An active network attacker can place attacker-chosen SMTP...

Linux Distros Unpatched Vulnerability : CVE-2026-55558

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.starttls in src/aiosmtplib/protocol.py consumes the server's 220...

Oracle Linux 8 : curl (ELSA-2026-57462)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-57462 advisory. - fix TLS/STARTTLS connection reuse vulnerability CVE-2026-8286 Tenable has extracted the preceding description block directly from the Oracle Linux security...

CVE-2026-55558

aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.starttls in src/aiosmtplib/protocol.py consumes the server's 220 response and starts the TLS handshake without clearing SMTPProtocol.buffer. An active network attacker can place attacker-chosen SMTP...

DEBIAN-CVE-2026-55558

aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.starttls in src/aiosmtplib/protocol.py consumes the server's 220 response and starts the TLS handshake without clearing SMTPProtocol.buffer. An active network attacker can place attacker-chosen SMTP...

CVE-2026-55558

aiosmtplib is an asynchronous SMTP client for use with asyncio. Prior to 5.1.2, SMTPProtocol.starttls in src/aiosmtplib/protocol.py consumes the server's 220 response and starts the TLS handshake without clearing SMTPProtocol.buffer. An active network attacker can place attacker-chosen SMTP...