What’s Vulnerable › Vulnerabilities

CVE-2023-54331: Outline 1.6.0 - Unquoted Service Path

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-13 · updated 2026-06-17
• Weakness: CWE-428

Description

Outline 1.6.0 contains an unquoted service path vulnerability that allows local attackers to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted service path in the OutlineService executable to inject malicious code that will be executed with LocalSystem permissions.

Affected products

• outline: all versions

References

• https://getoutline.org/
• https://www.exploit-db.com/exploits/51128
• https://www.vulncheck.com/advisories/outline-unquoted-service-path

Get alerted when CVE-2023-54331 or the next vulnerability affects your stack