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CVE-2026-8500

9.8 · CRITICAL

Web::Passwd versions through 0.03 for Perl is vulnerable to RCE.

Published May 13, 2026CWE-78EPSS 2.49%

Overview

CVE-2026-8500 is a critical-severity vulnerability. It was published on May 13, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Web::Passwd versions through 0.03 for Perl is vulnerable to RCE.

Web::Passwd is a small CGI application for managing htpasswd files using the htpasswd command.

The user parameter is not validated or escaped, and is used as the last argument on the command line, allowing for command injection.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refhttpd.apache.org/docs/current/programs/htpasswd.htmlRefmetacpan.org/release/EVANK/Web-Passwd-0.03Refwww.openwall.com/lists/oss-security/2026/05/13/8

How CyberStrike helps

Frequently asked questions

What is CVE-2026-8500?

CVE-2026-8500 is a critical-severity vulnerability. It was published on May 13, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-8500?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-8500?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-8500?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-8500 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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