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: 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...

GHSA-52FH-8V99-63C2 Flowise: Pyodide validator Unicode homoglyph bypass leads to RCE

Summary The validatePythonCodeForDataFrame blacklist in packages/components/src/pythonCodeValidator.ts can be bypassed with Unicode homoglyph identifiers, allowing arbitrary Python execution inside Pyodide and full OS command execution on the Flowise host via Pyodide's js module interop. This...

SUSE-SU-2026:3480-1 Security update for kubevirt

This update for kubevirt fixes the following issues: - Security update correcting a CVE over-claim from the previous update, verified by auditing the fix code actually present in the vendored tree: CVE-2026-39821 bsc1266575: the previous entry claimed this fixed by the golang.org/x/net v0.55.0...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack via the zipx.Unzip process. An attacker can overwrite arbitrary files on macOS APFS by crafting a ZIP archive that exploits Unicode normalization collisions and symlink following, allowing the attacker to control file...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack via the zipx.Unzip process. An attacker can overwrite arbitrary files on macOS APFS by crafting a ZIP archive that exploits Unicode normalization collisions and symlink following, allowing the attacker to control file...

CVE-2026-13723 Develar's electron-builder allows arbitrary file overwrite

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder allows an attacker to overwrite arbitrary files on macOS APFS by exploiting a Unicode Normalization Collision combined with symlink following behavior. APFS treats certain Unicode equivalent filenames as identical e.g.,...

CVE-2026-13723

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder (a tool used in the Electron ecosystem) allows an attacker to overwrite arbitrary files on macOS systems using the APFS file system. The root cause is a combination of Unicode Normalization Collisions and unsafe symlink...

EUVD-2026-50423

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder allows an attacker to overwrite arbitrary files on macOS APFS by exploiting a Unicode Normalization Collision combined with symlink following behavior. APFS treats certain Unicode equivalent filenames as identical e.g.,...

CVE-2026-13723 Develar's electron-builder allows arbitrary file overwrite

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder allows an attacker to overwrite arbitrary files on macOS APFS by exploiting a Unicode Normalization Collision combined with symlink following behavior. APFS treats certain Unicode equivalent filenames as identical e.g.,...

CVE-2026-13723 Develar's electron-builder allows arbitrary file overwrite

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder allows an attacker to overwrite arbitrary files on macOS APFS by exploiting a Unicode Normalization Collision combined with symlink following behavior. APFS treats certain Unicode equivalent filenames as identical e.g.,...

PT-2026-65851

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder allows an attacker to overwrite arbitrary files on macOS APFS by exploiting a Unicode Normalization Collision combined with symlink following behavior. APFS treats certain Unicode equivalent filenames as identical e.g.,...

CVE-2026-13723: Improper Limitation of a Pathname to a Restricted Directory

A vulnerability in the zipx.Unzip extraction routine of Develar's app-builder allows an attacker to overwrite arbitrary files on macOS APFS by exploiting a Unicode Normalization Collision combined with symlink following behavior. APFS treats certain Unicode equivalent filenames as identical e.g.,...

Arbitrary File Overwrite in Develar app-builder (zipx.Unzip) via Symlink Following on macOS (APFS)

Overview A vulnerability in the zipx.Unzip extraction routine of Develar’s app-builder allows an attacker to overwrite arbitrary files on macOS using Apple File System APFS. The issue arises from a combination of Unicode normalization collisions and unsafe symlink-following behavior. APFS treats...

SUSE-SU-2026:3300-1 Security update for ignition

This update for ignition fixes the following issues - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation bsc1266606. - CVE-2026-56852: golang.org/x/text/unicode/norm: handling of input containing invali...

openSUSE 16 Security Update : distribution (openSUSE-SU-2026:21441-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21441-1 advisory. This update for distribution fixes the following issues - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded...

SUSE-SU-2026:22945-1 Security update for distribution

This update for distribution fixes the following issues - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation bsc1266629. - CVE-2026-56852: golang.org/x/text/unicode/norm: infinite loop on...

GHSA-7RQJ-J65F-68WH Auth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass

Summary The default email-address normalizer used by the email/magic-link sign-in flow validates the address before applying Unicode normalization. An address can contain a Unicode character that is not an ASCII @ U+0040 but canonicalizes to one under NFKC/NFKD normalization the normalization...

Auth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass

Summary The default email-address normalizer used by the email/magic-link sign-in flow validates the address before applying Unicode normalization. An address can contain a Unicode character that is not an ASCII @ U+0040 but canonicalizes to one under NFKC/NFKD normalization the normalization...