CVE-2015-8851

Insecure Entropy Source - Math.random() in node-uuid

7.5 HighFix available

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

2.26%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Record: CVE-2015-8851
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-331
Updated: 2026-11-02

CVE List 7.5

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Record: CVE-2015-8851
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-331
Updated: 2026-11-02

EUVDEUVD-2020-0358 7.5

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Record: EUVD-2020-0358
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-265q-28rp-chq5 7.5

Insecure Entropy Source - Math.random() in node-uuid

Affected versions of node-uuid consistently fall back to using Math.random as an entropy source instead of crypto, which may result in guessable UUID's.

Recommendation

Update to version 1.4.4 or later.

Record: GHSA-265q-28rp-chq5
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-331
Updated: 2026-11-02

OSV 7.5

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Record: CVE-2015-8851
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVDEBIAN-CVE-2015-8851 7.5

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Record: DEBIAN-CVE-2015-8851
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVGHSA-265q-28rp-chq5 7.5

Insecure Entropy Source - Math.random() in node-uuid

Affected versions of node-uuid consistently fall back to using Math.random as an entropy source instead of crypto, which may result in guessable UUID's.

Recommendation

Update to version 1.4.4 or later.

Record: GHSA-265q-28rp-chq5
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-331
Updated: 2026-11-02

OSVUBUNTU-CVE-2015-8851 7.5

node-uuid before 1.4.4 uses insufficiently random data to create a GUID, which could make it easier for attackers to have unspecified impact via brute force guessing.

Record: UBUNTU-CVE-2015-8851
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVCLSA-2026-1772669613 No score

TuxCare security update for node-uuid (1 CVE)

TuxCare rebuilt node-uuid to address 1 CVE. Fixed in 1.4.3-tuxcare.1.

Record: CLSA-2026-1772669613
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`node-uuid` npm	before 1.4.4	1.4.4
`node-uuid` TuxCare:npm	1.4.3-tuxcare.0 up to 1.4.3-tuxcare.1, plus listed versions 1.4.3	1.4.3-tuxcare.1
`node-uuid` Debian:12	before 1.4.7-1	1.4.7-1
`node-uuid` Debian:13	before 1.4.7-1	1.4.7-1
`node-uuid` Debian:14	before 1.4.7-1	1.4.7-1
`atomic-openshift` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-clients` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-clients-redistributable` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-dockerregistry` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-master` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7

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Affected packages
Package	Affected	Fixed
`atomic-openshift-node` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-pod` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-recycle` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-sdn-ovs` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`atomic-openshift-tests` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7
`heapster` Red Hat:openshift:3.2::el7	before 0:1.1.0-1.beta2.el7	0:1.1.0-1.beta2.el7
`tuned-profiles-atomic-openshift-node` Red Hat:openshift:3.2::el7	before 0:3.2.1.1-1.git.0.96f9555.el7	0:3.2.1.1-1.git.0.96f9555.el7

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2015-8851 is a high vulnerability (CVSS 7.5) in Node-uuid, published January 30, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.26%, the 83rd percentile. Fixed in node-uuid 1.4.4.

References

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