CVE-2023-49210

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2023-11-23. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The openssl (aka node-openssl) NPM package through 2.0.0 was characterized as "a nonsense wrapper with no real purpose" by its author, and accepts an opts argument that contains a verb field (used for command execution). NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: Track

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
Severity98% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
78%
KEV
Not listed

Published

November 23, 2023

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Jul 26, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Package openssl: Function exec is called (#41) and a single argument ("command") is passed to the function, enabling the injection of commands. The package's exported openssl() function (see index.js in this gist) takes an 'opts' argument which has 'verb' field which can be the injection command, such as "| touch exploited.txt". · GitHub

https://gist.github.com/mcoimbra/b05a55a5760172dccaa0a827647ad63e

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
npmopenssl—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
openssl———

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 45× 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 104 total refreshes for this CVE.

  1. 2026-07-26 14:52 UTCEPSS rescore
  2. 2026-07-25 14:16 UTCEPSS rescore
  3. 2026-07-24 14:16 UTCEPSS rescore
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  6. 2026-07-23 02:28 UTCEG score recompute
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  1. 2026-07-12 05:45 UTCEPSS rescore
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  75. 2026-05-26 07:18 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-49210?
CVE-2023-49210 is a critical vulnerability published on November 23, 2023. The openssl (aka node-openssl) NPM package through 2.0.0 was characterized as "a nonsense wrapper with no real purpose" by its author, and accepts an opts argument that contains a verb field (used for command execution). NOTE: This vulnerability only affects products that are no longer supported by…
When was CVE-2023-49210 disclosed?
CVE-2023-49210 was first published in the National Vulnerability Database on November 23, 2023, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-49210 actively exploited?
CVE-2023-49210 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 22.4% of all scored CVEs.
What is the CVSS score of CVE-2023-49210?
CVE-2023-49210 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-49210?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-49210, 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

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