VulnerabilityAnalyzed

CVE-2025-41368

An authenticated path traversal vulnerability in '/' allows remote users to bypass the intended restrictions of SecurityManager and display any file if they have the appropriate permissions outside the document root configured on the server.

HIGH 8.7EPSS 0.61%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Problem in the Small HTTP Server v3.06.36 service. An authenticated path traversal vulnerability in '/' allows remote users to bypass the intended restrictions of SecurityManager and display any file if they have the appropriate permissions outside the document root configured on the server.

CVSS 4.0: 8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.61% probability · 47th percentile
CISA KEV: Not listed
Weakness: CWE-22
Affected: smallsrv/small http server
Source: cve-coordination@incibe.es

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-small-http-server-smallsrvThird Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.