Copeland XWEB EVO up to 5.6.1 Authentication login.lua hashpass password os command injection

Summaryinfo

A vulnerability described as very critical has been identified in Copeland XWEB EVO up to 5.6.1. This affects the function hashpass of the file login.lua of the component Authentication. Executing a manipulation of the argument Password can lead to os command injection. This vulnerability only affects products that are no longer supported by the maintainer. The identification of this vulnerability is CVE-2026-124007. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Copeland XWEB EVO up to 5.6.1 and classified as very critical. This vulnerability affects the function hashpass of the file login.lua of the component Authentication. The manipulation of the argument password with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command before it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

XWEB EVO before 5.6.2 contains a pre-authentication OS command injection vulnerability that allows unauthenticated remote attackers to execute arbitrary commands by injecting shell metacharacters into the password field. Attackers can exploit the unescaped interpolation of the password value into the hashpass invocation within login.lua, cleanout.lua, and api.lua to achieve root-level command execution via the setuid wlua interpreter.

The advisory is shared for download at webapps.copeland.com. This vulnerability was named CVE-2026-124007 since 11/06/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/12/2026). The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 5.6.2 eliminates this vulnerability.

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Productinfo

Vendor

• Copeland

Name

• XWEB EVO

Version

• 5.6.0
• 5.6.1

Support

• end of life

CPE 2.3info

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CPE 2.2info

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