CVE-2025-55383

HIGHCVSS 8.6/10EPSS 0.27%

Last modified

CVE-2025-55383 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. Moss before v0.15 has a file upload vulnerability. The "upload" function configuration allows attackers to upload files of any extension to any location on the target server.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

Moss before v0.15 has a file upload vulnerability. The "upload" function configuration allows attackers to upload files of any extension to any location on the target server.

Metrics

CVSS 3.1
8.6/10

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

EPSS Probability
0.27%

17.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-55383?
Moss before v0.15 has a file upload vulnerability. The "upload" function configuration allows attackers to upload files of any extension to any location on the target server.
How severe is CVE-2025-55383?
CVE-2025-55383 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2025-55383?
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.

Are you affected by CVE-2025-55383?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST