How severe is CVE-2016-7099?

CVE-2016-7099 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2016-7099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7099?

CVE-2016-7099 primarily affects Nodejs Node.js. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-7099?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-7099 published?

CVE-2016-7099 was published on 2016-10-10 and last updated on 2026-06-17.

CVE-2016-7099

CVE-2016-7099 is a medium-severity vulnerability in Nodejs Node.js with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-19.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-19
Affected product: Nodejs Node.js
Published: 2016-10-10
Last modified: 2026-06-17

Description

The tls.checkServerIdentity function in Node.js 0.10.x before 0.10.47, 0.12.x before 0.12.16, 4.x before 4.6.0, and 6.x before 6.7.0 does not properly handle wildcards in name fields of X.509 certificates, which allows man-in-the-middle attackers to spoof servers via a crafted certificate.

Frequently asked questions

What is CVE-2016-7099?: The tls.checkServerIdentity function in Node.js 0.10.x before 0.10.47, 0.12.x before 0.12.16, 4.x before 4.6.0, and 6.x before 6.7.0 does not properly handle wildcards in name fields of X.509 certificates, which allows man-in-the-middle attackers to spoof servers via a crafted certificate.
How severe is CVE-2016-7099?: CVE-2016-7099 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2016-7099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7099?: CVE-2016-7099 primarily affects Nodejs Node.js. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-7099?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-7099 published?: CVE-2016-7099 was published on 2016-10-10 and last updated on 2026-06-17.

References

Affected products (98)

cpe:2.3:a:nodejs:node.js:0.10.0:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.1:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.2:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.3:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.4:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.5:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.6:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.7:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.8:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.9:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.10:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.11:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.12:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.13:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.14:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.15:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.16:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.16-isaacs-manual:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.17:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.18:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.19:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.20:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.21:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.22:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.23:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.24:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.25:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.26:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.27:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.28:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.29:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.30:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.31:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.32:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.33:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.34:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.35:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.36:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.37:*:*:*:*:*:*:*
cpe:2.3:a:nodejs:node.js:0.10.38:*:*:*:*:*:*:*

More vulnerabilities in Nodejs Node.js

CVE-2026-21636 — Critical (CVSS 10.0): A flaw in Node.js's permission model allows Unix Domain Socket (UDS) connections to bypass network restrictions when…
CVE-2015-0278 — Critical (CVSS 10.0): libuv before 0.10.34 does not properly drop group privileges, which allows context-dependent attackers to gain…
CVE-2026-48930 — Critical (CVSS 9.8): A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to…
CVE-2024-3566 — Critical (CVSS 9.8): A command inject vulnerability allows an attacker to perform command injection on Windows applications that indirectly…
CVE-2024-21896 — Critical (CVSS 9.8): The permission model protects itself against path traversal attacks by calling path.resolve() on any paths given by the…
CVE-2023-39332 — Critical (CVSS 9.8): Various `node:fs` functions allow specifying paths as either strings or `Uint8Array` objects. In Node.js environments,…

All CVEs affecting Nodejs Node.js →

Other CWE-19 vulnerabilities

CVE-2015-2373 — Critical (CVSS 10.0): The Remote Desktop Protocol (RDP) server service in Microsoft Windows 7 SP1, Windows 8, and Windows Server 2012 allows…
CVE-2014-8822 — Critical (CVSS 10.0): IOHIDFamily in Apple OS X before 10.10.2 allows attackers to execute arbitrary code in a kernel context or cause a…
CVE-2014-8817 — Critical (CVSS 10.0): coresymbolicationd in CoreSymbolication in Apple OS X before 10.10.2 does not verify that expected data types are…
CVE-2014-4488 — Critical (CVSS 10.0): IOHIDFamily in Apple iOS before 8.1.3, Apple OS X before 10.10.2, and Apple TV before 7.0.3 does not properly validate…
CVE-2014-7247 — Critical (CVSS 10.0): Unspecified vulnerability in JustSystems Ichitaro 2008 through 2011; Ichitaro Government 6, 7, 2008, 2009, and 2010;…
CVE-1999-0226 — Critical (CVSS 10.0): Windows NT TCP/IP processes fragmented IP packets improperly, causing a denial of service.

Browse all CWE-19 vulnerabilities →