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CVE-2023-35844

36
FAUCET Score

CVE-2023-35844 describes a directory traversal vulnerability in Lightdash versions prior to 0.510.3, specifically within the backend file endpoints. This flaw allows unauthenticated attackers to read arbitrary files on the server by manipulating file paths, bypassing intended file extension restrictions. Rated with a CVSS score of 7.5 (HIGH) and an exceptionally high EPSS score, this vulnerability poses a significant risk of data exposure. While not currently listed on the KEV catalog or showing active social media discussion, public Nuclei templates exist, indicating readily available exploit code.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.510.3CPE matchmatch criteria
cpe:2.3:a:lightdash:lightdash:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
6.34%
Probability of exploitation in next 30 days
EPSS Percentile
92.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
Nuclei: CVE-2023-35844 · Jun 20, 2023
This CVE's current EPSS score of 0.0634 is in the 88th 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

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

advisory.dw1.io / 59
ExploitThird Party Advisory
github.com / lightdash/lightdash/commit/fcc808c84c2cc3afb343063e32a49440d32a553c
Patch
github.com / lightdash/lightdash/compare/0.510.2...0.510.3
Release Notes
github.com / lightdash/lightdash/pull/5090
Patch