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CVE-2018-20229

24
FAUCET Score

CVE-2018-20229 is a Directory Traversal vulnerability affecting GitLab Community and Enterprise Edition versions prior to 11.3.14, 11.4.12, and 11.5.5. This high-severity vulnerability (CVSS 7.5) allows an unauthenticated attacker to read sensitive files on the server with high confidentiality impact, requiring low attack complexity. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has received some community attention and media coverage, indicating awareness within the security community.

Impacted Technologies

VendorProductVersion(s)CPE
< 11.3.14CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
< 11.3.14CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
>= 11.4.0, < 11.4.12CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
>= 11.4.0, < 11.4.12CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
>= 11.5.0, < 11.5.5CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.73%
Probability of exploitation in next 30 days
EPSS Percentile
75.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0173 is in the 58th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 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 / 2018/12/20/critical-security-release-gitlab-11-dot-5-dot-5-released
Release NotesVendor Advisory
about.gitlab.com / blog/categories/releases
Release NotesVendor Advisory