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CVE-2020-7758

25
FAUCET Score

CVE-2020-7758 is a path traversal vulnerability affecting browserless-chrome versions prior to 1.40.2-chrome-stable. It allows an unauthenticated attacker to craft a malicious file path via the workspace endpoint, enabling them to fetch arbitrary files from the server. Rated with a CVSS score of 7.5 (HIGH), this vulnerability has low attack complexity and could lead to significant information disclosure. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.40.2CPE matchmatch criteria
cpe:2.3:a:browserless:chrome:*:*:*:*:*:node.js:*:*

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
2.15%
Probability of exploitation in next 30 days
EPSS Percentile
80.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0215 is in the 65th percentile among its peer group of 51,485 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: browserless-chromeFixed in: 1.43.0

Vendor Advisories (1)

npmGHSA-8p9r-f949-699ghigh

Path Traversal in browserless-chrome

May 10, 2021

References

github.com / browserless/chrome/blob/master/src/routes.ts%23L175
Broken Link
github.com / browserless/chrome/commit/848b87e5bea4f8473eea85261a5ff922d6ebd2b6
PatchThird Party Advisory
github.com / browserless/chrome/releases/tag/1.40.2-chrome-stable
Release NotesThird Party Advisory
snyk.io / vuln/SNYK-JS-BROWSERLESSCHROME-1023657
ExploitThird Party Advisory