CVE-2026-8500

Severity CVSS v4.0:

Pending analysis

Type:

CWE-78 OS Command Injections

Publication date:

13/05/2026

Last modified:

14/05/2026

Description

Web::Passwd versions through 0.03 for Perl is vulnerable to RCE.<br /> <br /> Web::Passwd is a small CGI application for managing htpasswd files using the htpasswd command.<br /> <br /> The user parameter is not validated or escaped, and is used as the last argument on the command line, allowing for command injection.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

References to Advisories, Solutions, and Tools

https://httpd.apache.org/docs/current/programs/htpasswd.html
https://metacpan.org/release/EVANK/Web-Passwd-0.03
http://www.openwall.com/lists/oss-security/2026/05/13/8