CVE-2021-39882
MEDIUMCVSS 5.3/10EPSS 0.56%
Last modified
CVE-2021-39882 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. In all versions of GitLab CE/EE, provided a user ID, anonymous users can use a few endpoints to retrieve information about any GitLab user.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.
Description
In all versions of GitLab CE/EE, provided a user ID, anonymous users can use a few endpoints to retrieve information about any GitLab user.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 1.0.0, < 14.1.7 |
| Gitlab | Gitlab | >= 14.2, < 14.2.5 |
| Gitlab | Gitlab | 4.3.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-39882?
In all versions of GitLab CE/EE, provided a user ID, anonymous users can use a few endpoints to retrieve information about any GitLab user.
How severe is CVE-2021-39882?
CVE-2021-39882 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39882?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-39877A vulnerability was discovered in GitLab starting with versi…5.5
- CVE-2021-39878A stored Reflected Cross-Site Scripting vulnerability in the…5.4
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- CVE-2021-3988A Cross-site Scripting (XSS) vulnerability exists in janeczk…6.1
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- CVE-2021-39881In all versions of GitLab CE/EE since version 7.7, the appli…3.5
- CVE-2021-39883Improper authorization checks in all versions of GitLab EE s…4.3
- CVE-2021-39884In all versions of GitLab EE since version 8.13, an endpoint…4.3
- CVE-2021-39885A Stored XSS in merge request creation page in all versions …5.4
- CVE-2021-39886Permissions rules were not applied while issues were moved b…4.3
- CVE-2021-39887A stored Cross-Site Scripting vulnerability in the GitLab Fl…5.4
- CVE-2021-39888In all versions of GitLab EE starting from 13.10 before 14.1…4.3
Are you affected by CVE-2021-39882?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST