DEBIAN-CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

UBUNTU-CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

expat: libexpat: Denial of Service due to incorrect Unicode surrogate handling

A flaw in libexpat's toUtf16 functions mishandles Unicode low surrogates by treating them as high surrogates. An attacker can exploit the resulting out-of-bounds read to trigger an infinite loop, causing a denial of service DoS...

CVE-2026-19879 Io.undertow/undertow: undertow: http response header integrity issue due to character truncation

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

CVE-2026-19879 Io.undertow/undertow: undertow: http response header integrity issue due to character truncation

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

EUVD-2026-58670

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

CVE-2026-19879

A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit Unicode characters to 8-bit bytes when writing HTTP response header values. A remote attacker can exploit this by supplying specific...

Linux Distros Unpatched Vulnerability : CVE-2026-19879

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The writeString method performs a silent narrowing cast from 16-bit...

CVE-2026-73420

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

CVE-2026-73420 NextAuth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

CVE-2026-73420

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

CVE-2026-73420

CVE-2026-73420 affects NextAuth.js email/passwordless flows where the default email normalizer validates addresses before Unicode normalization. An address containing a homoglyph (e.g., U+FF20 FULLWIDTH COMMERCIAL AT) can canonicalize to a normal ASCII @ after NFKC/NFKD, causing downstream mail l...

CVE-2026-73420 NextAuth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

EUVD-2026-58519

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

CVE-2026-73420: Incorrect Behavior Order: Validate Before Canonicalize

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

SUSE-SU-2026:3601-1 Security update for python3

This update for python3 fixes the following issues: - CVE-2026-0864: improper handling of line-ending characters can lead to configuration file injection when the configparser module is used bsc1269066. - CVE-2026-1703: files may be extracted outside the installation directory when installing and...