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Critical 9.1Published Oct 7, 2026

CVE-2026-107202CVE-2026-107202

Updated under an hour ago ()

Does this affect you?

It affects jonssonyan h-ui. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.78%, higher than 55% of scored CVEs.

A command injection vulnerability exists in the h-ui (version v0.0.25 and below) administrative API due to improper validation of the listen configuration field. When an authenticated administrator submits a value containing shell metacharacters, the application constructs nftables/iptables rule strings using fmt.Sprintf and executes them via bash -c as root. Because the listen field lacks port or format validation, arbitrary OS commands can be injected and executed with root privileges.

CVSS
9.1 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-78, CWE-77
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.78% (percentile 55)
Assigned by
certcc
NVD analysis
Deferred
Record last updated
Oct 7, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
jonssonyan h-ui
jonssonyan:h_ui (from the name)
0.0.25
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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