BIT-GOLANG-2026-42504 Quadratic complexity in WordDecoder.DecodeHeader in mime

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

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...

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...

SUSE CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

EUVD-2026-34039

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

DEBIAN-CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

AZL-98718 CVE-2026-42504 affecting package golang 1.27.1-1

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

AZL-89366 CVE-2026-42504 affecting package golang for versions less than 1.26.4-1

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

AZL-89360 CVE-2026-42504 affecting package golang for versions less than 1.25.11-1

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504 Quadratic complexity in WordDecoder.DecodeHeader in mime

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504 Quadratic complexity in WordDecoder.DecodeHeader in mime

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

CVE-2026-42504

CVE-2026-42504 affects the WordDecoder.DecodeHeader function in the mime package, where decoding a malicious MIME header with many invalid encoded-words leads to quadratic time complexity and potential high CPU usage. Public descriptions identify the root cause as quadratic complexity in that dec...

GO-2026-5038 Quadratic complexity in WordDecoder.DecodeHeader in mime

Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU...

PT-2026-45874

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description Decoding a maliciously-crafted MIME header containing many invalid encoded-words can lead to excessive CPU consumption. Recommendations At the moment, there is n...

OSV-2026-561 Global-buffer-overflow in nameMatch

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=500975977 Crash type: Global-buffer-overflow READ 1 Crash state: nameMatch QStringConverter::QStringConverter KMime::HeaderParsing::parseEncodedWord...