CVE-2026-118791
Insecure software update mechanism
Description
The application implements software update functionality without adequate authenticity and integrity validation, allowing update packages to be accepted without sufficient cryptographic verification.
INFO
Published Date :
Nov. 9, 2026, 1:17 p.m.
Last Modified :
Nov. 9, 2026, 1:17 p.m.
Remotely Exploit :
Yes !
Source :
a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
Affected Products
The following products are affected by CVE-2026-118791
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | HIGH | a6d3dc9e-0591-4a13-bce7-0f5b31ff6158 | ||||
| CVSS 4.0 | HIGH | a6d3dc9e-0591-4a13-bce7-0f5b31ff6158 |
Solution
- Validate update package authenticity using digital signatures.
- Verify integrity of update files.
- Enforce strict cryptographic checks before installation.
- Use secure update servers and channels.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-118791.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-118791 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-118791
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-118791 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-118791 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
Nov. 09, 2026
Action Type Old Value New Value Added Description The application implements software update functionality without adequate authenticity and integrity validation, allowing update packages to be accepted without sufficient cryptographic verification. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-494 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/118xxx/CVE-2026-118791.json">CVE-2026-118791</a> Added Reference https://www.acn.gov.it/portale/w/rilevate-vulnerabilita-in-prodotti-compugroup-medical Added Reference 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