thunderbird: Off-by-one out of bounds read in MIME header parser for forwarding

A flaw was found in Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory...

Exploit for CVE-2026-63223

CVE-2026-63223 — CodeIgniter 4 File Upload RCE Magic Bytes Bypas...

Amazon Linux 2023 : glib2, glib2-devel, glib2-static (ALAS2023-2026-2028)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2028 advisory. A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file on little-endian systems when an attacker- controlled MIME magic file...

Important: webkitgtk4

Issue Overview: A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file on little-endian systems when an attacker-controlled MIME magic file in a user-writable XDG data location e.g., in the $XDGDATAHOME/mime/magic path i...

Amazon Linux 2 : glib2, --advisory ALAS2-2026-3850 (ALAS-2026-3850)

The version of glib2 installed on the remote host is prior to 2.56.1-9. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3850 advisory. A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file ...

Important: glib2

Issue Overview: A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file on little-endian systems when an attacker-controlled MIME magic file in a user-writable XDG data location e.g., in the $XDGDATAHOME/mime/magic path i...

Amazon Linux 2 : webkitgtk4, --advisory ALAS2-2026-3843 (ALAS-2026-3843)

The version of webkitgtk4 installed on the remote host is prior to 2.52.5-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3843 advisory. A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the...

Important: glib2

Issue Overview: A flaw was found in xdgmime. A heap-based buffer overflow can be triggered in xdgmimemagicparsemagicline in the xdgmimemagic.c file on little-endian systems when an attacker-controlled MIME magic file in a user-writable XDG data location e.g., in the $XDGDATAHOME/mime/magic path i...

mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header

A flaw was found in the Golang MIME Multipurpose Internet Mail Extensions package. A remote attacker could exploit this vulnerability by sending a maliciously-crafted MIME header containing many invalid encoded-words. This could lead to excessive CPU consumption, resulting in a Denial of Service...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through a trusted signer-asserted timestamp in the getSignatureTime method of the S/MIME validator, which returns the CMS signingTime signed attribute and passes it to PKIXCertPathReviewer...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through a trusted signer-asserted timestamp in the getSignatureTime method of the S/MIME validator, which returns the CMS signingTime signed attribute and passes it to PKIXCertPathReviewer...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through a trusted signer-asserted timestamp in the getSignatureTime method of the S/MIME validator, which returns the CMS signingTime signed attribute and passes it to PKIXCertPathReviewer...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through a trusted signer-asserted timestamp in the getSignatureTime method of the S/MIME validator, which returns the CMS signingTime signed attribute and passes it to PKIXCertPathReviewer...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through a trusted signer-asserted timestamp in the getSignatureTime method of the S/MIME validator, which returns the CMS signingTime signed attribute and passes it to PKIXCertPathReviewer...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through a trusted signer-asserted timestamp in the getSignatureTime method of the S/MIME validator, which returns the CMS signingTime signed attribute and passes it to PKIXCertPathReviewer...

SMTP MIME message/rfc822: encapsulation parser state not reset, bypassing attachment filename and decoded-content inspection

SMTP MIME message/rfc822: encapsulation parser state not reset, bypassing attachment filename and decoded-content inspection Vulnerability Overview Suricata's SMTP MIME parser incompletely resets state when processing message/rfc822 encapsulated messages: after entering the inner message, the...

DEBIAN-CVE-2026-59641

In Bouncy Castle for Java before 1.85, S/MIME validator trusts signer-asserted signingTime for path validation. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bcmail-fips and bcjmail-fips 1.0.7 1.0.X series, 2.0.7 2.0.X series and...

CVE-2026-59641

In Bouncy Castle for Java before 1.85, S/MIME validator trusts signer-asserted signingTime for path validation. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bcmail-fips and bcjmail-fips 1.0.7 1.0.X series, 2.0.7 2.0.X series and...

Linux Distros Unpatched Vulnerability : CVE-2026-59641

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Bouncy Castle for Java before 1.85, S/MIME validator trusts signer-asserted signingTime for path validation. This issue also affects Bouncy Castle for Java L...

OESA-2026-3196 thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the...