CVE-2021-39886
MEDIUM
4.3
CVSS Score
Published: October 5, 2021 at 01:39 PM UTC
Updated: June 17, 2026 at 04:04 AM UTC
1 product affected across 1 vendorGitLab
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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.6%
Description
Permissions rules were not applied while issues were moved between projects of the same group in GitLab versions starting with 10.6 and up to 14.1.7 allowing users to read confidential Epic references.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 14.1.7v < 14.2.5v < 14.3.110.6.0 ≤ v < 14.1.714.2.0 ≤ v < 14.2.514.3.0 ≤ v < 14.3.1
Affected range stops below 14.1.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.2.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.3.1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39886.jsonx_refsource_MISCBroken Link
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/330520CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- LOW
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-276
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