CVE-2020-27659
MEDIUMCVSS 4.8/10EPSS 5.14%
Last modified
CVE-2020-27659 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Multiple cross-site scripting (XSS) vulnerabilities in Synology SafeAccess before 1.2.3-0234 allow remote attackers to inject arbitrary web script or HTML via the (1) domain or (2) profile parameter.. EPSS estimates a 5.14% chance of exploitation in the next 30 days.
Description
Multiple cross-site scripting (XSS) vulnerabilities in Synology SafeAccess before 1.2.3-0234 allow remote attackers to inject arbitrary web script or HTML via the (1) domain or (2) profile parameter.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Synology | Safeaccess | < 1.2.3-0234 |
References
- https://github.com/thomasfady/Synology_SA_20_25Exploit, Third Party Advisory
- https://www.synology.com/security/advisory/Synology_SA_20_25Vendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1087Exploit, Third Party Advisory
- https://github.com/thomasfady/Synology_SA_20_25Exploit, Third Party Advisory
- https://www.synology.com/security/advisory/Synology_SA_20_25Vendor Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1087Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27659?
Multiple cross-site scripting (XSS) vulnerabilities in Synology SafeAccess before 1.2.3-0234 allow remote attackers to inject arbitrary web script or HTML via the (1) domain or (2) profile parameter.
How severe is CVE-2020-27659?
CVE-2020-27659 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 5.14% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27659?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2020-27659?
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Scan your code nowSource: NVD / NIST