# CVE-2026-124011: Dixell/Copeland XWEB EVO Information Disclosure via sysinfo.lua

Status: published. Published: 2026-11-12. Updated: 2026-11-12.

XWEB EVO 5.6.2 through 5.8.8 contains an information disclosure vulnerability that allows unauthenticated attackers to obtain the device's eth0 MAC address and system clock by accessing sysinfo.lua, which also feeds the pre-login page. Attackers can use the disclosed MAC address and system clock values to offline derive the MAC-based daily password, enabling unauthorized authentication to the device. This product line reached it's end of service date in March 2026.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate

## Affected products and versions

- Copeland / XWEB EVO: ≥ 5.6.2; ≤ 5.8.8 (affected, semver). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 6.9 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N; source: CNA: VulnCheck

- CVSS 3.1: 5.3 (medium); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-497

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate (CNA: VulnCheck; patch, product)

- https://webapps.copeland.com/dixell/Content/Pages/AdvertisingMaterials/ProductNews/XWEB%20EVO%20EoS%20-%20Product_Bulletin_March_2026.pdf (CNA: VulnCheck; vendor-advisory)

- https://www.vulncheck.com/advisories/dixell-copeland-xweb-evo-information-disclosure-via-sysinfo-lua (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-124011; retrieved 2026-11-12; source updated 2026-11-12

Revision: 92c9c4fc1b9cb4cce6b50adbfa3aff4f454b979eb5a41d727014d3db146bd646

Canonical: https://y2.dev/cve/CVE-2026-124011

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