CVE-2026-39820 Quadratic string concatentation in consumeComment in net/mail

Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations...

CVE-2026-42499

CVE-2026-42499 affects the net/mail package’s consumePhrase routine, where pathological inputs can trigger DoS due to quadratic string concatenation when parsing RFC 5322 email addresses. This is documented across multiple feeds (NVD, CVE list, Debian, CIRCL, OSV GO-2026-4977, vulnrichment), indi...

CVE-2026-42499 Quadratic string concatenation in consumePhrase in net/mail

Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322...

CVE-2026-42499 Quadratic string concatenation in consumePhrase in net/mail

Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322...

Allocation of Resources Without Limits or Throttling

Overview std/net/mail is a Go standard library package std/net/mail Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling. Go Vulnerability Report: Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger...

Allocation of Resources Without Limits or Throttling

Overview std/net/mail is a Go standard library package std/net/mail Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling. Go Vulnerability Report: Pathological inputs could cause DoS through consumePhrase when parsing an email address according ...

GO-2026-4986 Quadratic string concatentation in consumeComment in net/mail

Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations...

GO-2026-4977 Quadratic string concatenation in consumePhrase in net/mail

Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322...

USN-8216-1: .NET vulnerabilities

Ludvig Pedersen discovered that the System.Security.Cryptography.Xml library in .NET incorrectly handled certain XML inputs. An attacker could possibly use this issue to consume excessive resources, resulting in a denial of service. CVE-2026-33116, CVE-2026-26171 Ludvig Pedersen and Kevin Jones...

USN-8216-1 dotnet10 vulnerabilities

Ludvig Pedersen discovered that the System.Security.Cryptography.Xml library in .NET incorrectly handled certain XML inputs. An attacker could possibly use this issue to consume excessive resources, resulting in a denial of service. CVE-2026-33116, CVE-2026-26171 Ludvig Pedersen and Kevin Jones...

dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw

A flaw was found in the .NET runtime System.Net.Mail in how email address data is parsed. Improper neutralization of special characters, specifically carriage return and line feed CR/LF sequences, may allow specially crafted email address input to be interpreted incorrectly. An attacker could...

dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw

A flaw was found in the .NET runtime System.Net.Mail in how email address data is parsed. Improper neutralization of special characters, specifically carriage return and line feed CR/LF sequences, may allow specially crafted email address input to be interpreted incorrectly. An attacker could...

dotnet: Dotnet: SMTP Command Injection and Header Injection via MailAddress parsing flaw

A flaw was found in the .NET runtime System.Net.Mail in how email address data is parsed. Improper neutralization of special characters, specifically carriage return and line feed CR/LF sequences, may allow specially crafted email address input to be interpreted incorrectly. An attacker could...

Microsoft Security Advisory CVE-2026-32178 – .NET Spoofing Vulnerability

Executive Summary: Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0, .NET 9.0, and .NET 10.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exists in...

CVE-2026-32178

A flaw was found in the .NET runtime System.Net.Mail in how email address data is parsed. Improper neutralization of special characters, specifically carriage return and line feed CR/LF sequences, may allow specially crafted email address input to be interpreted incorrectly. An attacker could...

net/mail: Excessive CPU consumption in ParseAddress in net/mail

A denial of service vulnerability has been discovered in the golang net/mail module. The ParseAddress function constructed domain-literal address components through repeated string concatenation which when parsing large domain-literal components, could cause excessive CPU consumption...

net/mail: Excessive CPU consumption in ParseAddress in net/mail

A denial of service vulnerability has been discovered in the golang net/mail module. The ParseAddress function constructed domain-literal address components through repeated string concatenation which when parsing large domain-literal components, could cause excessive CPU consumption...

GHSA-4C5F-9MJ4-M247 flagd: Multiple Go Runtime CVEs Impact Security and Availability

Summary In 2025, several vulnerabilities in the Go Standard Library were disclosed, impacting Go-based applications like flagd the evaluation engine for OpenFeature. These CVEs primarily focus on Denial of Service DoS through resource exhaustion and Race Conditions in database handling. | CVE ID ...

Important: rclone

Issue Overview: net/url: insufficient validation of bracketed IPv6 hostnames The Parse function permitted values other than IPv6 addresses to be included in square brackets within the host component of a URL. RFC 3986 permits IPv6 addresses to be included within the host component, enclosed withi...

BIT-GOLANG-2025-61725 Excessive CPU consumption in ParseAddress in net/mail

The ParseAddress function constructs domain-literal address components through repeated string concatenation. When parsing large domain-literal components, this can cause excessive CPU consumption...