CVE-2021-32651

Name: CVE-2021-32651
Creator: NVD / NIST
Published: 2021-06-01T18:15:07.747+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.07%

Last modified Jun 17, 2026

CVE-2021-32651 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. OneDev is a development operations platform. If the LDAP external authentication mechanism is enabled in OneDev versions 4.4.1 and prior, an attacker can manipulate a user search filter to send forged queries to the application and explore the LDAP tree using Blind LDAP Injection techniques. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

OneDev is a development operations platform. If the LDAP external authentication mechanism is enabled in OneDev versions 4.4.1 and prior, an attacker can manipulate a user search filter to send forged queries to the application and explore the LDAP tree using Blind LDAP Injection techniques. The specific payload depends on how the User Search Filter property is configured in OneDev. This issue was fixed in version 4.4.2.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

1.07%

60.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-90

Affected Software

Vendor	Product	Versions
Onedev Project	Onedev	< 4.4.2

References

https://github.com/theonedev/onedev/commit/4440f0c57e440488d7e653417b2547eaae8ad19cPatch, Third Party Advisory
https://github.com/theonedev/onedev/security/advisories/GHSA-5864-2496-4xjfExploit, Third Party Advisory
https://github.com/theonedev/onedev/commit/4440f0c57e440488d7e653417b2547eaae8ad19cPatch, Third Party Advisory
https://github.com/theonedev/onedev/security/advisories/GHSA-5864-2496-4xjfExploit, Third Party Advisory

Timeline

Published: Jun 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-32651?

How severe is CVE-2021-32651?

CVE-2021-32651 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2021-32651?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-32651?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST