CVE-2026-6620

A vulnerability was found in SonicCloudOrg sonic-server up to 2.0.0. The affected element is the function Upload of the file FileTool.java of the component File Upload Endpoint. The manipulation of the argument Type results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0

2.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS

0.3% chance of exploitation in the next 30 days; higher than 27% of CVEs (scores of 2026-10-26)

CWE

CWE-22

Published

2026-04-20

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://github.com/ccccccctiiiiiiii-lab/public_exp/issues/2
• https://vuldb.com/submit/792336
• https://vuldb.com/vuln/358255
• https://vuldb.com/vuln/358255/cti

Check your stackJSON