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Vulnerability record · CVE-2021-36758 · published 16 July 2021

CVE-2021-36758: 1password connect improper input validation vulnerability

1password · Connect

1Password Connect server before 1.2 is missing validation checks, permitting users to create Secrets Automation access tokens that can be used to perform privilege escalation. Malicious users authorized to create Secrets Automation access tokens can create tokens that have access beyond what the user is authorized to access, but limited to the existing authorizations of the Secret Automation the token is created in.

5.4 CVSS 3.1 Medium EPSS 0.47% · top 61.4% CWE-20 · Improper input validationCWE-863 · Incorrect authorization
5.4CVSS 3.1 base score, v2 5.5
0.47%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

1Password Connect server before 1.2 is missing validation checks, permitting users to create Secrets Automation access tokens that can be used to perform privilege escalation. Malicious users authorized to create Secrets Automation access tokens can create tokens that have access beyond what the user is authorized to access, but limited to the existing authorizations of the Secret Automation the token is created in.

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

Affected products

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

References

LinkTags
https://support.1password.com/kb/202106/ PatchVendor Advisory
https://support.1password.com/kb/202106/ PatchVendor Advisory

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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-2021-36758), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.