MGASA-2024-0294 Updated expat packages fix security vulnerabilities

An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XMLParseBuffer. CVE-2024-45490 An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms where UINTMAX equals SIZEMAX...

Input validation

OWASP Stinger before 2.5 allows remote attackers to bypass input validation routines by using multipart encoded requests instead of form-urlencoded requests. NOTE: this might be used to expose vulnerabilities in applications that would otherwise be protected by the validation routines...