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CVE-2018-9110

28
FAUCET Score

CVE-2018-9110 is a critical directory traversal vulnerability affecting Studio 42 elFinder versions prior to 2.1.37. This flaw, an incomplete fix for a previous vulnerability, allows unauthenticated remote attackers to download arbitrary files accessible by the web server and delete files owned by the web server process. With a CVSS score of 9.1, it poses a high risk due to its network-based attack vector and low attack complexity, leading to high confidentiality and integrity impacts. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.1.37CPE matchmatch criteria
cpe:2.3:a:std42:elfinder:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.90%
Probability of exploitation in next 30 days
EPSS Percentile
85.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0290 is in the 76th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: studio-42/elfinderFixed in: 2.1.37
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-44p8-c3wv-f28rcritical

Directory Traversal in Studio 42 elFinder

May 13, 2022

References

github.com / Studio-42/elFinder/commit/e6351557b86cc10a7651253d2d2aff7f6b918f8e
PatchThird Party Advisory
github.com / Studio-42/elFinder/releases/tag/2.1.37
Release NotesThird Party Advisory
github.com / Studio-42/elFinder/wiki/Advisory-about-vulnerability-of-CVE-2018-9109-and-CVE-2018-9110
MitigationThird Party Advisory