CVE-2026-34485: A CLI ACL Bypass vulnerability in Nokia 1830 Global Express (GX)

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-20 · updated 2026-10-29
Weakness: CWE-284

Description

Nokia 1830 Global Express (GX) is vulnerable to a CLI ACL Bypass vulnerability where a low-privileged authenticated attacker can bypass the SSH isolation mechanism and gain access to the underlying operating system shell via a custom SSH command. This issue occurs by default in the system and is not the result of misconfiguration.

Affected products

Nokia 1830 Global Express (GX): from G42, GX G31, GX G32, GX G34 releases prior through GX r9.0

References

https://www.nokia.com/we-are-nokia/security/product-security-advisory/cve-2026-34485/

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