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Vulnerability record · CVE-2020-35370 · published 23 December 2020

CVE-2020-35370: Raysync path traversal vulnerability

Raysync · Raysync

A RCE vulnerability exists in Raysync below 3.3.3.8. An unauthenticated unauthorized attacker sending a specifically crafted request to override the specific file in server with malicious content can login as "admin", then to modify specific shell file to achieve remote code execution(RCE) on the hosting server.

8.8 CVSS 3.1 High EPSS 7.8% · top 5.5% CWE-22 · Path traversal
8.8CVSS 3.1 base score, v2 9.3
7.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A RCE vulnerability exists in Raysync below 3.3.3.8. An unauthenticated unauthorized attacker sending a specifically crafted request to override the specific file in server with malicious content can login as "admin", then to modify specific shell file to achieve remote code execution(RCE) on the hosting server.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.exploit-db.com/exploits/49265 ExploitThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/49265 ExploitThird Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-35370), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.