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CVE-2018-18647

22
FAUCET Score

CVE-2018-18647 is a missing authorization vulnerability affecting GitLab Community and Enterprise Editions prior to versions 11.2.7, 11.3.8, and 11.4.3. This flaw allows an authenticated attacker to achieve high integrity impact without requiring user interaction, as reflected by its CVSS score of 6.5 (Medium). While the vulnerability has garnered some community discussion and media coverage, there is no evidence of active exploitation, and public exploit code (Metasploit, Nuclei, ExploitDB) is currently unavailable.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.11, < 11.2.7CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
>= 8.11, < 11.2.7CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
>= 11.3.0, < 11.3.8CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
>= 11.3.0, < 11.3.8CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
>= 11.4.0, < 11.4.3CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.82%
Probability of exploitation in next 30 days
EPSS Percentile
53.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0082 is in the 65th percentile among its peer group of 21,977 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

about.gitlab.com / 2018/10/29/security-release-gitlab-11-dot-4-dot-3-released
Vendor Advisory
gitlab.com / gitlab-org/gitlab-ee/issues/7538
ExploitIssue TrackingPatchVendor Advisory