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VulnerabilityPublished Updated

CVE-2026-32596: Glances exposes the REST API without authentication

Affects glancesSource GCVE Database

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Authoritative record:CVE-2026-32596· High 8.7

Not known to be exploited · public detection template (Nuclei) · CVSS 8.7 High : upgrade to 4.5.6 soon.

Data as of 9 Nov 2026, 19:51 UTC

CVSS 4.0 base score
8.7High
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 4.5.6
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Mar 2026

  2. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  3. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  4. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.

What to do

Upgrade glances to 4.5.6.

Affected software

ProductAffectedFixed in
Homebrewglancespkg:brew/glancesOther threatsAffected
  • <4.5.6
Fixed in
  • 4.5.6

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade Glances to version 4.5.6 or later, where the web server requires authentication by default when started with the '-w' option. This patch effectively mitigates the vulnerability. No additional mitigation is required if the upgrade is applied.

Description

Glances versions prior to 4.5.6 run the web server without authentication by default when started with the '-w' option, exposing a REST API that reveals sensitive system information. This includes process command-lines that may contain credentials such as passwords, API keys, and tokens. The issue is fixed in version 4.5.6.

References

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