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Vulnerability record · CVE-2026-62982 · published 17 August 2026

CVE-2026-62982: OS command injection vulnerability

Glances is an open-source system cross-platform monitoring tool. From 4.5.2 until 4.5.6, _sanitize_mustache_dict() in glances/actions.py skips nested list and dictionary strings such as process cmdline values, allowing pipe characters to survive chevron.render() and be executed by secure_popen() through administrator-configured action templates. This issue is fixed in 4.5.6.

8.8 CVSS 3.1 High EPSS 0.20% · top 91.5% CWE-78 · OS command injection Deferred
8.8CVSS 3.1 base score
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
18 Sep 2026Last modified by NVD

Description

Glances is an open-source system cross-platform monitoring tool. From 4.5.2 until 4.5.6, _sanitize_mustache_dict() in glances/actions.py skips nested list and dictionary strings such as process cmdline values, allowing pipe characters to survive chevron.render() and be executed by secure_popen() through administrator-configured action templates. This issue is fixed in 4.5.6.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

LinkTags
https://github.com/nicolargo/glances/commit/ea4cf2f54f0d961e24aa0b24fff9584bab39db93
https://github.com/nicolargo/glances/releases/tag/v4.5.6
https://github.com/nicolargo/glances/security/advisories/GHSA-73wf-9vmv-5pv9
https://github.com/nicolargo/glances/security/advisories/GHSA-73wf-9vmv-5pv9

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Source: NIST National Vulnerability Database (record CVE-2026-62982), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.