CVE-2020-26407
MEDIUM
5.4
CVSS Score
Published: December 10, 2020 at 05:16 AM UTC
Updated: June 17, 2026 at 03:08 AM UTC
1 product affected across 1 vendorGitLab
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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.8%
Description
A XSS vulnerability exists in Gitlab CE/EE from 12.4 before 13.4.7, 13.5 before 13.5.5, and 13.6 before 13.6.2 that allows an attacker to perform cross-site scripting to other users via importing a malicious project
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 13.4.7v < 13.5.5v < 13.6.212.4.0 ≤ v < 13.4.713.5.0 ≤ v < 13.5.513.6.0 ≤ v < 13.6.2>=12.4>=13.5>=13.6
Affected range stops below 13.4.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.5.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.6.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26407.jsonx_refsource_MISCBroken Link
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/212630x_refsource_MISCPermissions RequiredThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/832117CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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