CVE-2020-13346
MEDIUM
6.5
CVSS Score
Published: October 7, 2020 at 01:21 PM UTC
Updated: June 17, 2026 at 02:52 AM UTC
1 product affected across 1 vendorGitLab
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
Membership changes are not reflected in ToDo subscriptions in GitLab versions prior to 13.2.10, 13.3.7 and 13.4.2, allowing guest users to access confidential issues through API.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 13.2.10v < 13.3.7v < 13.4.211.2.0 ≤ v < 13.2.1013.3.0 ≤ v < 13.3.713.4.0 ≤ v < 13.4.2
Affected range stops below 13.2.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.3.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.4.2, 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 (3)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13346.jsonx_refsource_MISCBroken Link
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/219496x_refsource_MISCPermissions RequiredThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/880863CVSS
6.5MEDIUMGitLab
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-459
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