A "highly critical" unpatched vulnerability in the Netscape browser could potentially allow hackers to compromise Internet users' systems, according to an advisory from a Danish security firm.

The buffer overflow vulnerability could cause the browser to crash. In addition, hackers could create Web sites to exploit the flaw, executing code of their choice on visitors' computers to gain access to users' systems, security company Secunia warned.

By Scarlet Pruitt at Computerworld.

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