CVE-2026-79658

Ech0 versions before 5.0.1 are vulnerable to a denial-of-service attack via the Accept-Language header. The i18n middleware, which runs on every HTTP request, passes the header unfiltered to golang.org/x/text/language.ParseAcceptLanguage. A gap in the CVE-2022-32149 mitigation caps - characters b...

CVE-2026-79658 Ech0 before 5.0.1 Denial of Service via Accept-Language

Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls golang.org/x/text/language.ParseAcceptLanguage. The...

CVE-2026-79658

Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls golang.org/x/text/language.ParseAcceptLanguage. The...

CVE-2026-79658 Ech0 before 5.0.1 Denial of Service via Accept-Language

Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls golang.org/x/text/language.ParseAcceptLanguage. The...

EUVD-2026-65456

Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls golang.org/x/text/language.ParseAcceptLanguage. The...

CVE-2026-79658: Uncontrolled Resource Consumption

Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls golang.org/x/text/language.ParseAcceptLanguage. The...

PT-2026-81277

Ech0 before 5.0.1 does not impose any size or shape limit on the Accept-Language header processed by its i18n middleware, which runs on every HTTP request. The header is passed unfiltered to go-i18n's NewLocalizer, which internally calls golang.org/x/text/language.ParseAcceptLanguage. The...

EUVD-2026-54578

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.12.0 to 4.12.33, the languageDetector middleware is vulnerable to algorithmic complexity denial of service when processing a crafted language tag containing a large number of hyphen separated subtags. To...

CVE-2026-48834

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users...

CVE-2026-48834 Apache Answer: Denial of service via crafted Accept-Language header parsing

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users...

CVE-2026-48834 Apache Answer: Denial of service via crafted Accept-Language header parsing

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users...

CVE-2026-48834

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users...

CVE-2026-48834 Apache Answer: Denial of service via crafted Accept-Language header parsing

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users...

CVE-2026-48834

The Apache Answer software, versions through 2.0.1 , is vulnerable to a denial of service (DoS) attack due to an Improper Handling of Length Parameter Inconsistency . An unauthenticated attacker can trigger excessive CPU consumption by sending a specially crafted Accept-Language header during par...

CVE-2026-48834: Uncontrolled Resource Consumption

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users...

PT-2026-68186

Name of the Vulnerable Software and Affected Versions Apache Answer versions prior to 2.0.2 Description Improper Handling of Length Parameter Inconsistency allows unauthenticated attackers to cause a denial of service. This is achieved by sending a specially crafted Accept-Language header that...

Security Bulletin: Multiple Vulnerabilities in IBM API Connect

Summary Multiple vulnerabilities were addressed in IBM API Connect version 10.0.8.11 Vulnerability Details CVEID:CVE-2020-28851 DESCRIPTION: In x/text in Go 1.15.4, an "index out of range" panic occurs in language.ParseAcceptLanguage while parsing the -u- extension. x/text/language is supposed to...

Security Bulletin: Multiple Vulnerabilities in IBM API Connect

Summary Multiple vulnerabilities were addressed in IBM API Connect version 10.0.8.11 Vulnerability Details CVEID:CVE-2020-28851 DESCRIPTION: In x/text in Go 1.15.4, an "index out of range" panic occurs in language.ParseAcceptLanguage while parsing the -u- extension. x/text/language is supposed to...

LibreChat <= 0.7.9 - HTML Injection via Accept-Language Header Detection

danny-avila/librechat 0.7.9 contains a stored XSS caused by improper sanitization of the Accept-Language header, letting logged-in users inject arbitrary HTML into the html lang= tag, exploit requires user to be logged in. !/usr/bin/env python3 -- coding: utf-8 -- """danny-avila/librechat 0."""...

GO-2026-6055 Gitea: ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests in gitea.dev

Gitea: ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests in gitea.dev...