CVE-2026-30928 Glances Exposes Unauthenticated Configuration Secrets
Unauthenticated attackers can access sensitive configuration secrets like passwords and API tokens via the Glances API endpoint.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-30928?
CVE-2026-30928 is a high-severity vulnerability in nicolargo glances, published on 10 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.1, the /api/4/config REST API endpoint returns the entire parsed Glances configuration file (glances.conf) via self.config.as_dict() with no filtering of sensitive values. The configuration file contains credentials for all configured backend services including database passwords, API tokens, JWT signing keys, and SSL key passwords. This vulnerability is fixed in 4.5.1.
Weakness: CWE-200
Which versions are affected by CVE-2026-30928?
3 open source packages ship an affected version, including glances and Glances. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
glances PyPI | All versions | 4.5.1 |
glances PyPI | All versions | 4.5.1 |
Glances PyPI | All versions | 4.5.1 |
Products include Nicolargo Glances.
How do I fix CVE-2026-30928?
Upgrade glances to 4.5.1 or later.
Is CVE-2026-30928 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-30928 exists.
Public exploit code: 1 Nuclei template.
Other vulnerabilities in nicolargo glances
- CVE-2026-32633 Glances's Browser API Exposes Reusable Downstream Credentials via `/api/4/serverslist`
- CVE-2026-32596 Glances exposes the REST API without authentication
- CVE-2026-32610 Glances's Default CORS Configuration Allows Cross-Origin Credential Theft
- CVE-2026-32634 Glances Central Browser Autodiscovery Leaks Reusable Credentials to Zeroconf-Spoofed Servers
- CVE-2026-33641 Glances Vulnerable to Command Injection via Dynamic Configuration Values
Sources
Also known as DEBIAN-CVE-2026-30928, GHSA-gh4x-f7cq-wwx6, PYSEC-2026-2164, UBUNTU-CVE-2026-30928.