Vulnerability record · CVE-2020-28271 · published 12 November 2020

CVE-2020-28271: Sharpred deephas prototype pollution vulnerability

Sharpred · Deephas

Prototype pollution vulnerability in 'deephas' versions 1.0.0 through 1.0.5 allows attacker to cause a denial of service and may lead to remote code execution.

9.8 CVSS 3.1 Critical EPSS 3.4% · top 11.6% CWE-1321 · Prototype pollution

9.8CVSS 3.1 base score, v2 7.5

3.4%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References, 2 tagged exploit

17 Jun 2026Last modified by NVD

Description

Prototype pollution vulnerability in 'deephas' versions 1.0.0 through 1.0.5 allows attacker to cause a denial of service and may lead to remote code execution.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Deephas Sharpred

References

Link	Tags
https://github.com/sharpred/deepHas/commit/2fe011713a6178c50f7deb6f039a8e5435981e20	PatchThird Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28271	ExploitThird Party Advisory
https://github.com/sharpred/deepHas/commit/2fe011713a6178c50f7deb6f039a8e5435981e20	PatchThird Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28271	ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.4CVE-2026-25047Sharpred deephas prototype pollution vulnerabilitydeepHas provides a test for the existence of a nested object key and optionally returns that key. A prototype pollution vulnerability exists in versi…EPSS 0.81%29 Jan 2026 8.6CVE-2026-34621Adobe Acrobat Reader prototype pollution leads to code executionAdobe Acrobat and Reader (versions 24.001.30356, 26.001.21367 and earlier) are affected by prototype pollution (CWE-1321) that can result in arbitrar…KEVEPSS 2.2%analysed11 Apr 2026

Source: NIST National Vulnerability Database (record CVE-2020-28271), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.