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Vulnerability record · CVE-2020-7993 · published 3 February 2020

CVE-2020-7993: Prototypejs prototype missing authorization vulnerability

Prototypejs · Prototype

Prototype 1.6.0.1 allows remote authenticated users to forge ticket creation (on behalf of other user accounts) via a modified email ID field.

4.3 CVSS 3.1 Medium EPSS 0.75% · top 47.0% CWE-862 · Missing authorization
4.3CVSS 3.1 base score, v2 4.0
0.75%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Prototype 1.6.0.1 allows remote authenticated users to forge ticket creation (on behalf of other user accounts) via a modified email ID field.

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

Affected products

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

References

LinkTags
https://github.com/prototypejs/prototype/blob/master/CHANGELOG Third Party Advisory
https://medium.com/%40vbharad/improper-access-control-vulnerability-in-prototype-1-6-0-1-framework-379cc3a05079
https://github.com/prototypejs/prototype/blob/master/CHANGELOG Third Party Advisory
https://medium.com/%40vbharad/improper-access-control-vulnerability-in-prototype-1-6-0-1-framework-379cc3a05079

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

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Source: NIST National Vulnerability Database (record CVE-2020-7993), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.