AZL-86658 CVE-2026-4873 affecting package curl for versions less than 8.11.1-7

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-4873

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

EUVD-2026-25388

MailKit is a cross-platform mail client library built on top of MimeKit. A STARTTLS Response Injection vulnerability in versions prior to 4.16.0 allows a Man-in-the-Middle attacker to inject arbitrary protocol responses across the plaintext-to-TLS trust boundary, enabling SASL authentication...

cpython: POP3 command injection in user-controlled commands

A flaw was found in the poplib module in the Python standard library. The poplib module does not reject control characters, such as newlines, in user-controlled input passed to POP3 commands. This issue allows an attacker to inject additional commands to be executed in the POP3 server...

CLSA-2026-1775223681 python: Fix of CVE-2025-15367

CVE-2025-15367: reject control characters in POP3 commands to prevent command injection via newlines...

CLSA-2026-1775222005 python: Fix of CVE-2025-15367

CVE-2025-15367: reject control characters in POP3 commands to prevent command injection via newlines...

Moderate: Red Hat Security Advisory: python3 security update

An update for python3 is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

RHEL 7 : python3 (RHSA-2026:6464)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:6464 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

RHEL 9 : python3.11 (RHSA-2026:6253)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:6253 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

Moderate: Red Hat Security Advisory: python security update

An update for python is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 6 : python (RHSA-2026:6007)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:6007 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

python3.12 security update

An update is available for python3.12. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Python is an interpreted, interactive, object-oriented programming...

RockyLinux 10 : python3.12 (RLSA-2026:4713)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:4713 advisory. cpython: wsgiref.headers.Headers allows header newline injection in Python CVE-2026-0865 cpython: IMAP command injection in user-controlled commands...

CLSA-2026-1774525255 python3.11: Fix of 4 CVEs

CVE-2026-0865: reject control characters in wsgiref.headers.Headers - CVE-2025-15366: reject control characters in IMAP commands - CVE-2025-15367: reject control characters in POP3 commands - CVE-2026-1299: verify headers are sound in email BytesGenerator...

CLSA-2026-1774520206 python3: Fix of CVE-2025-15367

CVE-2025-15367: reject control characters in POP3 commands to prevent command injection...

cpython: POP3 command injection in user-controlled commands

A flaw was found in the poplib module in the Python standard library. The poplib module does not reject control characters, such as newlines, in user-controlled input passed to POP3 commands. This issue allows an attacker to inject additional commands to be executed in the POP3 server...

cpython: POP3 command injection in user-controlled commands

A flaw was found in the poplib module in the Python standard library. The poplib module does not reject control characters, such as newlines, in user-controlled input passed to POP3 commands. This issue allows an attacker to inject additional commands to be executed in the POP3 server...

Moderate: Red Hat Security Advisory: python security update

An update for python is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

CLSA-2026-1774261018 python3.9: Fix of 3 CVEs

CVE-2026-0865: Prevent HTTP header injection: validate and reject user- controlled header names and values containing newlines. - CVE-2025-15367: Reject control characters in POP3 commands - CVE-2026-1299: Reject incorrectly folded LiteralHeader values and quote newlines during BytesGenerator...

Moderate: Red Hat Security Advisory: python3.9 security update

An update for python3.9 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...