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...

CVE-2026-27857

Sending "NOOP ..." command with 4000 parenthesis open+close results in 1MB extra memory usage. Longer commands will result in client disconnection. This 1 MB can be left allocated for longer time periods by not sending the command ending LF. So attacker could connect possibly from even a single I...

CVE-2026-4734

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in yoyofr modizer libs/libopenmpt/openmpt-trunk/include/premake/contrib/curl/lib modules. This vulnerability is associated with program files imap.C‎. This issue affects modizer: before v4.3...

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-2026-1774518355 python3.11: Fix of CVE-2025-15366

CVE-2025-15366: reject control characters in IMAP commands...

CVE-2026-4371 Out of bounds read in IMAP parsing

A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or connection to a mail server were compromised, an attacker could cause the parser to malfunction, potentially crashing Thunderbird or leaking...

CVE-2026-4371 Out of bounds read in IMAP parsing

A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or connection to a mail server were compromised, an attacker could cause the parser to malfunction, potentially crashing Thunderbird or leaking...

MGASA-2026-0065 Updated roundcubemail packages fix security vulnerabilities

Fix pre-auth arbitrary file write via unsafe deserialization in redis/memcache session handler, reported by y0us. Fix bug where a password could get changed without providing the old password, reported by flydragon777. Fix IMAP Injection + CSRF bypass in mail search, reported by Martila Security...

Updated roundcubemail packages fix security vulnerabilities

Fix pre-auth arbitrary file write via unsafe deserialization in redis/memcache session handler, reported by y0us. Fix bug where a password could get changed without providing the old password, reported by flydragon777. Fix IMAP Injection + CSRF bypass in mail search, reported by Martila Security...

EUVD-2026-14709

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in yoyofr modizer libs/libopenmpt/openmpt-trunk/include/premake/contrib/curl/lib modules. This vulnerability is associated with program files imap.C‎. This issue affects modizer: before v4.3...

CVE-2026-4734

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in yoyofr modizer libs/libopenmpt/openmpt-trunk/include/premake/contrib/curl/lib modules. This vulnerability is associated with program files imap.C‎. This issue affects modizer: before v4.3...

CVE-2026-4734

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in yoyofr modizer libs/libopenmpt/openmpt-trunk/include/premake/contrib/curl/lib modules. This vulnerability is associated with program files imap.C‎. This issue affects modizer: before v4.3...

CVE-2026-4734 Heap Buffer Overflow in yoyofr/modizer

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in yoyofr modizer libs/libopenmpt/openmpt-trunk/include/premake/contrib/curl/lib modules. This vulnerability is associated with program files imap.C‎. This issue affects modizer: before v4.3...

CVE-2026-4734 Heap Buffer Overflow in yoyofr/modizer

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in yoyofr modizer libs/libopenmpt/openmpt-trunk/include/premake/contrib/curl/lib modules. This vulnerability is associated with program files imap.C‎. This issue affects modizer: before v4.3...

CVE-2026-4734

CVE-2026-4734 affects yoyofr modizer prior to 4.3. A memory buffer boundary issue in the libcurl IMAP handler (imap.C) is the root cause, making it network-exploitable with high impact as described in PT-2026-27312. The vulnerability is mitigated by upgrading to version 4.3 or later. The availabl...

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...

cpython: IMAP command injection in user-controlled commands

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

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...

cpython: IMAP command injection in user-controlled commands

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

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

An update for python3.9 is now available for Red Hat Enterprise Linux 9.6 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...