CVE-2026-90770Spug through 3.4.0 Remote Code Execution via ping_check
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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Spug through 3.4.0 contains a remote code execution vulnerability in the ping_check function that interpolates user-supplied monitor addresses directly into shell commands without validation. Authenticated users with monitor permissions can inject shell metacharacters via the /monitor/run_test/ endpoint to execute arbitrary commands as the Spug process user.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Sep 24, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
openspug spug openspug:spug (from the name) | through 3.4.0 | CNA record |
References
- https://github.com/openspug/spug/issues/741issue-tracking
- https://github.com/openspug/spugproduct
- https://github.com/openspug/spug/blob/v3.4.0/spug_api/apps/monitor/executors.pytechnical-description
- https://github.com/openspug/spug/blob/v3.4.0/spug_api/apps/monitor/views.pytechnical-description
- https://github.com/openspug/spug/commit/97aebf133e1f9cbb35ccebadab1faedfdfe93f42patch
- https://www.vulncheck.com/advisories/spug-through-3.4.0-remote-code-execution-via-ping-checkthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.