vulnerability

F5: CVE-2026-42937: K000161018: iControl REST and tmsh vulnerability CVE-2026-42937

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Severity

CVSS

(AV:N/AC:L/Au:S/C:C/I:N/A:N)

Published

May 13, 2026

Added

Jun 17, 2026

Modified

Jun 17, 2026

Description

Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh)arpandndpcommands, and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated attacker to view adjacent network information.

Solution

f5-bigip-upgrade-latest

References

CVE-2026-42937
https://attackerkb.com/topics/CVE-2026-42937
https://my.f5.com/manage/s/article/K000161018
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-30009
CWE-732
EUVD-EUVD-2026-30009

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