An issue was discovered in LibreNMS 1.65. A remote authenticated attacker with normal privileges can execute arbitrary shell commands through a command injection in the /graph.php API endpoint.
CVE-2020-15874
UNRATEDCVSS · not yet scoredTrending — 5 sources updated this week
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EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No CVSS published and no exploitation signals yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS v2: —Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
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- EchelonGraph score
- Not yet assessedNo source has published severity data for this CVE yet — no CVSS score from NVD or a CNA, no GitHub advisory, and it is not in CISA KEV. This is not a rating of zero; we cannot assess it yet.
- EG Score
- —
- EG Risk
- —
- EPSS PROB
- 1%
- EPSS %ILE
- 44%
- KEV
- Not listed
Published
August 26, 2026
Last Modified
August 26, 2026
References (5)
- cve@mitrehttps://community.librenms.org/c/announcements
- cve@mitrehttps://github.com/librenms/librenms/compare/1.65...1.65.1
- cve@mitrehttps://github.com/librenms/librenms/releases/tag/1.65.1
- cve@mitrehttps://shielder.it/blog
- cve@mitrehttps://www.shielder.com/advisories/librenms-graph-authenticated-command-injection/
Vendor Advisories for CVE-2020-15874(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Data Freshness Timeline
(refreshed 7× in last 7d / 7× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-08-30 01:18 UTCEPSS rescore
- 2026-08-29 17:25 UTCEG score recompute
- 2026-08-29 17:25 UTCGHSA enrichment
- 2026-08-27 14:21 UTCEPSS rescore
- 2026-08-26 17:18 UTCNVD update
- 2026-08-26 17:02 UTCEG score recompute
- 2026-08-26 17:01 UTCMITRE cvelistV5first tracked
Frequently asked(4)
What is CVE-2020-15874?
CVE-2020-15874 is a publicly disclosed vulnerability published on August 26, 2026. An issue was discovered in LibreNMS 1.65. A remote authenticated attacker with normal privileges can execute arbitrary shell commands through a command injection in the /graph.php API endpoint.
When was CVE-2020-15874 disclosed?
CVE-2020-15874 was first published in the National Vulnerability Database on August 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-15874 actively exploited?
CVE-2020-15874 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 55.9% of all scored CVEs.
How do I remediate CVE-2020-15874?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-15874, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2020-15874
Is Your Infrastructure Affected by CVE-2020-15874?
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