CVE-2026-102037 Junos OS: SRX Series: An attacker causes arbitrary configuration commit when the custom URL-feed feature is used

Critical 9.2 Published Updated

An attacker can commit arbitrary configuration with root privileges via XML injection in the custom URL-feed feature on Juniper SRX devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-102037?

CVE-2026-102037 is a critical vulnerability in Juniper Networks Junos OS, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An XML Injection vulnerability in the Unified Threat Management daemon (utmd) of Juniper Networks Junos OS on SRX Series devices allows an unauthenticated network attacker to commit arbitrary device configuration with root privileges via a malicious response from a configured custom URL-feed server.

Weakness: CWE-91

Which versions are affected by CVE-2026-102037?

How do I fix CVE-2026-102037?

No fix has been published for CVE-2026-102037 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-102037 being exploited?

There is no known exploitation of CVE-2026-102037 in the wild and no public exploit code.

Sources

Also known as GHSA-24fq-57v4-c9fp.

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