SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-75337

The static resource interface /api/static/{deployKey}/ of Yu AI Code Mother v4.3 is vulnerable to path traversal.

CRITICAL 9.8EPSS 0.42%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The static resource interface /api/static/{deployKey}/ of Yu AI Code Mother v4.3 is vulnerable to path traversal. The user-controlled path is concatenated to the preview root directory without any normalization, allowing anonymous attackers to read files outside the preview root.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.42% probability · 36th percentile
CISA KEV
Not listed
Weakness
CWE-22
Source
cve@mitre.org

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