CVE-2026-100674 stoatchat before 0.15.5 Username Validation Bypass via Unicode Sanitization

stoatchat before 0.15.5 fails to revalidate usernames after Unicode sanitization, allowing attackers to create usernames with forbidden characters by submitting Unicode letters that transform into rejected characters. Attackers can bypass character allowlists and length limits to create...

CVE-2026-100674 stoatchat before 0.15.5 Username Validation Bypass via Unicode Sanitization

stoatchat before 0.15.5 fails to revalidate usernames after Unicode sanitization, allowing attackers to create usernames with forbidden characters by submitting Unicode letters that transform into rejected characters. Attackers can bypass character allowlists and length limits to create...

CVE-2026-100674 stoatchat before 0.15.5 Username Validation Bypass via Unicode Sanitization

stoatchat before 0.15.5 fails to revalidate usernames after Unicode sanitization, allowing attackers to create usernames with forbidden characters by submitting Unicode letters that transform into rejected characters. Attackers can bypass character allowlists and length limits to create...

CVE-2026-7658

CVE-2026-7658 affects IBM Langflow OSS 1.0.0–1.10.3. The flaw arises from improper validation of the username field, enabling attackers to inject path traversal sequences and bypass containment checks. This can lead to severe impacts such as arbitrary directory deletion, cross-tenant data destruc...

Revive Adserver: Stored XSS via malicious usernames in audit log details + Username validation bypass in XML‑RPC addUser

Vulnerability description not provided...