TI-2020-15578 Aliases CVE-2020-25494 GHSA-6m4v-96f3-85ph

Xinuos (formerly SCO) Openserver v5 and v6 allows attackers to execute arbitrary commands…

HIGH 69CWE-78Published 2020-12-18 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.

Summary

Xinuos (formerly SCO) Openserver v5 and v6 allows attackers to execute arbitrary commands via shell metacharacters in outputform or toclevels parameter to cgi-bin/printbook.

Why it matters now

EPSS 0.39193 98th percentileScored 2026-11-08

Public exploit Yes 2 exploit referencesTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:xinuos:openserver:5.0.7:::::::*	5.0.7	Vulnerable	Xinuos
cpe:2.3:a:xinuos:openserver:6.0:::::::*	6.0	Vulnerable	Xinuos

cpe:2.3:a:xinuos:openserver:5.0.7:*:*:*:*:*:*:* Versions 5.0.7 Vulnerable ·Xinuos
cpe:2.3:a:xinuos:openserver:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Xinuos

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-25494
2026-10-03 Alias added: GHSA-6m4v-96f3-85ph

References

Exploit 2

TI-2004-00199 TCP, when using a large Window Size, makes it easier for remote attackers to guess… CVSS 2.0MEDIUM 5.0
TI-2020-15579 A reflected Cross-site scripting (XSS) vulnerability in Xinuo (formerly SCO) Openserver… CVSS 3.1MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences