VulnerabilityAnalyzed

CVE-2026-8750

A vulnerability was identified in h2oai h2o-3 up to 7402.

MEDIUM 5.5EPSS 0.50%

Does this matter?

Lower severity and a low EPSS score (0.50%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability was identified in h2oai h2o-3 up to 7402. Affected by this issue is the function importFiles of the file h2o-core/src/main/java/water/persist/PersistNFS.java of the component ImportFile API. Such manipulation leads to information disclosure. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0: 5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.50% probability · 41th percentile
CISA KEV: Not listed
Weakness: CWE-200, CWE-284
Affected: h2o/h2o
Source: cna@vuldb.com

References

https://vuldb.com/submit/810105Third Party Advisory, VDB Entry
https://vuldb.com/vuln/364377Third Party Advisory, VDB Entry
https://vuldb.com/vuln/364377/ctiPermissions Required, VDB Entry
https://vulnplus-note.wetolink.com/share/wWjmsfKHRJi3Broken Link

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