CVE-2021-22203
CRITICAL
9.8
CVSS Score
Published: April 2, 2021 at 04:16 PM UTC
Updated: June 17, 2026 at 03:36 AM UTC
1 product affected across 1 vendorGitLab
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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%
Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.7.9 before 13.8.7, all versions starting from 13.9 before 13.9.5, and all versions starting from 13.10 before 13.10.1. A specially crafted Wiki page allowed attackers to read arbitrary files on the server.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Affected range stops below 13.10.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.8.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.9.5, 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:
References (3)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22203.jsonx_refsource_MISCExploitIssue TrackingPatchVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/320919x_refsource_MISCExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/1098793CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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