Unity Linux 20.1070e Security Update: python-django (UTSA-2026-099473)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099473 advisory. An issue was discovered in Django 6.0 before 6.0.6 and 5.2 before 5.2.15. django.core.mail.backends.smtp.EmailBackend in Django fails to prevent reuse of a...

PT-2026-82637

When curl = 7.20.0 and = 7.78.0 connects to an IMAP or POP3 server to retrieve data using STARTTLS to upgrade to TLS security, the server can respond and send back multiple responses at once that curl caches. curl would then upgrade to TLS but not flush the in-queue of cached responses but instea...

curl: Fix of CVE-2026-8286

CVE-2026-8286: fix connection reuse for STARTTLS with mismatching TLS config...

JLSEC-2026-1285

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unknown response, which might allow man-in-the-middle attackers to bypass the TLS protections by leveraging a network position between th...

PT-2026-80527

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unknown response, which might allow man-in-the-middle attackers to bypass the TLS protections by leveraging a network position between th...

JLSEC-2026-1211 A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might...

A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though the TLS configuration mismatches so it should not...

Updated python-django packages fix security vulnerabilities

The updated package fixes security vulnerabilities: Signed cookie salt namespace collision in django.http.HttpRequest.getsignedcookie. CVE-2026-6873 Potential unencrypted email transmission via STARTTLS in the SMTP backend. CVE-2026-7666 Potential exposure of private data via case-sensitive...

STARTTLS Mail Server Detection

STARTTLS is an email protocol command that tells an email server that an email client, including an email client running in a web browser, wants to turn an existing insecure connection into a secure one. !/usr/bin/env python3 -- coding: utf-8 -- """STARTTLS is an email protocol command that tells...

OESA-2026-2984 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A vulnerability exists where a new transfer that uses STARTTLS to upgrade the connection might reuse an existing live connection even though th...

OESA-2026-2986 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or...

OESA-2026-2987 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or...

OESA-2026-2988 curl security update

cURL is a computer software project providing a library libcurl and command-line tool curl for transferring data using various protocols. Security Fixes: A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via CURLOPTSTREAMDEPENDS or...

Oracle Linux 10 : ruby4.0 (ELSA-2026-33540)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-33540 advisory. - Fix Net::IMAP ResponseReader quadratic complexity vulnerability CVE-2026-42245 Includes core fix plus additional performance optimizations Resolves...

ruby4.0 security update

4.0.3-35 - Fix Net::IMAP ResponseReader quadratic complexity vulnerability CVE-2026-42245 Includes core fix plus additional performance optimizations Resolves: RHEL-181675 - Fix Net::IMAP STARTTLS stripping vulnerability CVE-2026-42246 Resolves: RHEL-181767 - Fix Net::IMAP command injection...

SUSE-SU-2026:3043-1 Security update for curl

This update for curl fixes the following issues - 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. - CVE-2026-8927: env-set cross-proxy Digest auth state leak...

SUSE-SU-2026:22709-1 Security update for curl

This update for curl fixes the following issues - 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. - CVE-2026-8927: env-set cross-proxy Digest auth state leak...

Security update for curl

This update for curl fixes the following issues 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. CVE-2026-8927: env-set cross-proxy Digest auth state leak bsc1268413...

Security update for curl

This update for curl fixes the following issues CVE-2026-4873: connection reuse ignores TLS requirement bsc1262631. 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-SU-2026:2925-1 Security update for curl

This update for curl fixes the following issues - CVE-2026-4873: connection reuse ignores TLS requirement bsc1262631. - 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...

net-imap: ruby: Net::IMAP: Information disclosure via man-in-the-middle attack bypassing TLS

A flaw was found in the Ruby net-imap library. When upgrading a cleartext IMAP connection to TLS using the Net::IMAPstarttls method, the library improperly handles certain responses received during STARTTLS negotiation. A man-in-the-middle MITM attacker can inject a predicted tagged OK response...