CVE-2021-22218
LOW
2.6
CVSS Score
Published: June 8, 2021 at 03:04 PM UTC
Updated: June 17, 2026 at 03:36 AM UTC
1 product affected across 1 vendorGitLab
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Severity
LOW2.6
Exploit prediction
EPSS 0.5%
Description
All versions of GitLab CE/EE starting from 12.8 before 13.10.5, all versions starting from 13.11 before 13.11.5, and all versions starting from 13.12 before 13.12.2 were affected by an issue in the handling of x509 certificates that could be used to spoof author of signed commits.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 13.10.5v < 13.11.5v < 13.12.212.8.0 ≤ v < 13.10.513.11.0 ≤ v < 13.11.513.12.0 ≤ v < 13.12.2
Affected range stops below 13.10.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.11.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.12.2, 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/2021/CVE-2021-22218.jsonx_refsource_MISCBroken Link
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/297665x_refsource_MISCPermissions RequiredThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/1077019CVSS
2.6LOWGitLab
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-295
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