CVE-2026-82726 AshPhoenix get_subdomain maps a crafted or differently-cased Host header to an arbitrary tenant

Permissive Regular Expression vulnerability in ash-project ashphoenix lets a remote client select the tenant an Ash application uses, or degrade the request, by sending a crafted Host header. AshPhoenix.Helpers.getsubdomain/2 stripped the root domain with String.replacehost, r/.?roothost/, "". Th...

Qinglong-Combo-Exploit

🐉 Qinglong Combo Exploit Qinglong Panel Three Vulnerabili...

PT-2026-84276

Name of the Vulnerable Software and Affected Versions xmldom versions 0.9.0-beta.1 through 0.9.11 Description HTML-mode parsing through the DOMParser.parseFromString function mishandles mixed-case closing tags for raw-text elements such as script, style, textarea, or title. The...

CVE-2026-18356

The Limit Login Attempts Reloaded WordPress plugin before 3.3.5 does not compare logins against its username denylist case-insensitively and does not account for the account's email address, allowing an account an administrator intended to block from logging in to authenticate anyway...

EUVD-2026-63912

The Limit Login Attempts Reloaded WordPress plugin before 3.3.5 does not compare logins against its username denylist case-insensitively and does not account for the account's email address, allowing an account an administrator intended to block from logging in to authenticate anyway...

ANT-2026-S8PHCV74 · cloudfoundry/uaa · auth_bypass

auth-bypass medium Severity Claude high · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-S8PHCV74: DenyAccessToUaaAdvice case-sensitive check bypassed on MySQL: zones.write overwrites syste...

EUVD-2026-55657

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Onebox::DomainChecker.isblocked? compares hostnames and SiteSetting.blockedoneboxdomains entries case-sensitively, allowing an attacker to bypass configured Onebox domain restrictions by changing...

CVE-2026-72721

Findings: CVE-2026-72721 affects Discourse prior to versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0. The root cause is a case-sensitive comparison in Onebox::DomainChecker.is_blocked?, which compares hostnames and SiteSetting.blocked_onebox_domains entries. This allows an attacker to bypass c...

CVE-2026-72721 Discourse: Onebox Domain Blocklist Bypass via Case-Sensitive Comparison

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, Onebox::DomainChecker.isblocked? compares hostnames and SiteSetting.blockedoneboxdomains entries case-sensitively, allowing an attacker to bypass configured Onebox domain restrictions by changing...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the route rule matching. An attacker can gain unauthorized access to protected pages and sensitive data by crafting requests to mixed-case paths that bypass authentication middleware. Workaround This...

Incorrect Authorization

Overview @nuxt/nitro-server is a Nitro server integration for Nuxt Affected versions of this package are vulnerable to Incorrect Authorization in the route rule matching. An attacker can gain unauthorized access to protected pages and sensitive data by crafting requests to mixed-case paths that...

EEF-CVE-2026-66883 Oidcc.Plug.Authorize user agent session binding inert due to case-sensitive header lookup

Summary Improper Handling of Case Sensitivity vulnerability in Erlang Ecosystem Foundation oidccplug Oidcc.Plug.Authorize module renders the user agent session binding inert, removing a defense in depth control against replay of a stolen session. This vulnerability is associated with program file...

CVE-2026-66883 Oidcc.Plug.Authorize user agent session binding inert due to case-sensitive header lookup

Improper Handling of Case Sensitivity vulnerability in Erlang Ecosystem Foundation oidccplug Oidcc.Plug.Authorize module renders the user agent session binding inert, removing a defense in depth control against replay of a stolen session. This vulnerability is associated with program files...

SUSE CVE-2026-42596

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, the default deny-lists used by Gotenberg's downloadFrom feature and webhook feature are bypassable. Because the filter is regex-based and case-sensitive, an unauthenticated attacker can supply URLs such as...

SUSE CVE-2026-47203

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.38.0 through 4.39.19, when a user authenticates via Basic Auth i.e via the Authorization header with the Basic scheme on t...

electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime`

Summary In electron-builder's builder-util-runtime package, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization". Other credential-bearing headers — most notably PRIVATE-TOKEN used by GitLab's...

MGASA-2026-0257 Updated nodejs packages fix security vulnerabilities

lib,test: redact proxy credentials in tunnel errors. CVE-2026-48615 permission: handle process.chdir on writereport. CVE-2026-48617 tls: normalize hostname for server identity checks. CVE-2026-48618 http2: cap originSet size to prevent unbounded memory growth. CVE-2026-48619 tls: fix case-sensiti...

EUVD-2026-34014

Tesla: Authorization header leaks on cross-origin redirect via case-sensitive filtering...

Tesla: Authorization header leaks on cross-origin redirect via case-sensitive filtering

Summary Tesla.Middleware.FollowRedirects is meant to strip the Authorization header when following a cross-origin redirect, but performs the check with a case-sensitive comparison against the lowercase string "authorization". Because Tesla preserves header keys exactly as supplied by the caller,...

gnutls: GnuTLS: Policy bypass due to case-sensitive nameConstraints comparison

A flaw was found in gnutls. This vulnerability occurs because gnutls performs case-sensitive comparisons of nameConstraints labels, specifically for dNSName DNS or rfc822Name email constraints within excludedSubtrees or permittedSubtrees. A remote attacker can exploit this by crafting a leaf...