Severity: ElevatedAction: Be aware

The Classics Return: Vulnerable E-Mail Scripts, (Wed, Nov 4th)

One of the early web application vulnerabilities I remember was CVE-2000-0411 [CVE]. This was a simple vulnerability in a CGI-bin script used to send e-mail. The vulnerability was pretty straightforward: Adding additional parameters to the URL leaked environment variables. Other vulnerabilities allowed setting the "To" address and were heavily abused by spammers. And if parameters were passed directly to the…

Excerpt from the primary source: SANS Internet Storm Center

Who is affected

Security professionals

What you should do · Be aware

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Security research

The Classics Return: Vulnerable E-Mail Scripts, (Wed, Nov 4th) SANS Internet Storm Center · isc.sans.edu · Nov 4, 2026 · Primary source
Severity: HighAction: PatchExploitation: Exploited

CISA flags WordPress RCE flaw as actively exploited in attacks

The US Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies that attackers have started exploiting a recently patched high-severity WordPress vulnerability in the wild.

Why it matters

Source reporting says attackers are already exploiting this, so exposed WordPress systems are at immediate risk.

Patch

Apply the vendor's security update for WordPress.