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...

CLSA-2026-1779355433 Fix CVE(s): CVE-2026-3833

SECURITY UPDATE: nameConstraints case-sensitive comparison bypass - debian/patches/CVE-2026-3833.patch: perform case-insensitive comparison of dNSName and rfc822Name domain labels in X.509 nameConstraints processing, fixing excludedSubtrees / permittedSubtrees bypass via letter-casing in the SAN....

CLSA-2026-1779107085 gnutls: Fix of CVE-2026-3833

CVE-2026-3833: fix nameConstraints dNSName/rfc822Name case-sensitive memcmp bypass...

CVE-2026-3833 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...

EUVD-2026-26403

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...

CVE-2026-3833

Technical details for CVE-2026-3833 are not publicly available in the provided documents; OpenSUSE/PTSecurity entries reference fixes but do not expose affected components, impact, or mitigation here. Monitor for updates.

CVE-2026-3833

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...

CVE-2026-3833

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...

Improper Handling of Case Sensitivity

Overview Affected versions of this package are vulnerable to Improper Handling of Case Sensitivity in the enforcement of X.509 nameConstraints due to case-sensitive comparisons for dNSName and the domain portion of rfc822Name. An attacker can gain unauthorized certificate validation and potential...

CVE-2022-31398

A cross-site scripting XSS vulnerability in /staff/tools/custom-fields of Helpdeskz v2.0.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the email name field...

CVE-2022-31400

A cross-site scripting XSS vulnerability in /staff/setup/email-addresses of Helpdeskz v2.0.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the email name field...

EUVD-2022-52910

Malicious code in bioql PyPI...

Affiliates Manager < 2.9.14 - Admin+ Stored Cross-Site Scripting

The plugin does not sanitise and escape some of its settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed. Put the following payload in the "Currency Symbol" settings of the plugin and save: " Other settings...

HelpDeskZ cross-site scripting vulnerability (CNVD-2022-59046)

HelpDeskZ is a PHP-based software that allows you to manage your site's support using a web-based support ticket system. Provides quality support. A cross-site scripting vulnerability exists in HelpDeskZ version v2.0.2, which stems from a lack of parameter filtering and escaping in...

CVE-2022-31400

A cross-site scripting XSS vulnerability in /staff/setup/email-addresses of Helpdeskz v2.0.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the email name field...

CVE-2022-31398

A cross-site scripting XSS vulnerability in /staff/tools/custom-fields of Helpdeskz v2.0.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the email name field...

HelpDeskZ 跨站脚本漏洞

HelpDeskZ is a PHP-based software that allows you to manage your site's support using a web-based support ticket system. Provides quality support. A cross-site scripting vulnerability exists in HelpDeskZ version v2.0.2, which stems from a lack of parameter filtering and escaping in...

PT-2022-15011 · Envoy · Envoy

Name of the Vulnerable Software and Affected Versions: Envoy affected versions not specified Description: The issue is related to a "type confusion" bug in the default certificate validation routines when processing subjectAltNames. This allows, for example, an rfc822Name or...