CVE-2020-7672

HIGHNVD 8.68.6—
EchelonGraph scoreMEDIUM confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2021-05-17. NVD baseline CVSS 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1.9%CVSS: 8.6Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

mosc through 1.0.0 is vulnerable to Arbitrary Code Execution. User input provided to properties argument is executed by the eval function, resulting in code execution.

CVSS v3
8.6
EG Score
8.6HIGHmedium confidence
EG Risk
44
EG Risk 44/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity86% × 45%
Exploitation2% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track or Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
1.9%
EPSS %ILE
79th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track or Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation none (no KEV listing, exploit record or EPSS ≥ 50%) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

June 10, 2020

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated Sep 1, 2026
⚠️ Active exploitation confirmed. Patch available.
generic🔴 Active Exploitation

Arbitrary Code Execution in mosc | CVE-2020-7672 | Snyk

https://snyk.io/vuln/SNYK-JS-MOSC-571492

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
npmmosc—ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
npm(1)
PackageVulnerable rangeFixed inDependents
mosc———

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 24× 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.

Showing the most recent 100 of 160 total refreshes for this CVE.

  1. 2026-10-03 14:22 UTCEPSS rescore
  2. 2026-10-03 14:22 UTCEPSS rescore
  3. 2026-10-02 16:22 UTCEPSS rescore
  4. 2026-10-01 19:46 UTCEPSS rescore
  5. 2026-09-30 15:23 UTCEG score recompute
  6. 2026-09-30 14:59 UTCEPSS rescore
  7. 2026-09-27 13:41 UTCEPSS rescore
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  1. 2026-09-04 13:57 UTCEPSS rescore
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  5. 2026-08-30 19:14 UTCEPSS rescore
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  7. 2026-08-28 21:37 UTCEPSS rescore
  8. 2026-08-27 14:21 UTCEPSS rescore
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  22. 2026-08-06 13:43 UTCEPSS rescore
  23. 2026-08-05 19:14 UTCEPSS rescore
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  35. 2026-07-23 01:55 UTCEG score recompute
  36. 2026-07-22 22:41 UTCEG score recompute
  37. 2026-07-22 14:05 UTCEPSS rescore
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  40. 2026-07-20 17:04 UTCEPSS rescore
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  71. 2026-06-30 23:20 UTCEPSS rescore
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  73. 2026-06-29 14:04 UTCEPSS rescore
  74. 2026-06-28 14:05 UTCEPSS rescore
  75. 2026-06-28 04:54 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2020-7672?
CVE-2020-7672 is a high vulnerability published on June 10, 2020. mosc through 1.0.0 is vulnerable to Arbitrary Code Execution. User input provided to properties argument is executed by the eval function, resulting in code execution.
When was CVE-2020-7672 disclosed?
CVE-2020-7672 was first published on June 10, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-7672 actively exploited?
CVE-2020-7672 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.9% probability of exploitation in the next 30 days (79th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2020-7672?
CVE-2020-7672 has a CVSS v3 base score of 8.6 (NVD).
How do I remediate CVE-2020-7672?
A fix for CVE-2020-7672 is available: update to the fixed version the vendor names in its advisory.

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