CVE-2020-7758

Name: CVE-2020-7758
Creator: NVD / NIST
Published: 2020-11-02T22:15:13.58+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.15%

Last modified Jun 17, 2026

CVE-2020-7758 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. This affects versions of package browserless-chrome before 1.40.2-chrome-stable. User input flowing from the workspace endpoint gets used to create a file path filePath and this is fetched and then sent back to a user. EPSS estimates a 2.15% chance of exploitation in the next 30 days.

Description

This affects versions of package browserless-chrome before 1.40.2-chrome-stable. User input flowing from the workspace endpoint gets used to create a file path filePath and this is fetched and then sent back to a user. This can be escaped to fetch arbitrary files from a server.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

2.15%

79.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Browserless	Chrome	< 1.40.2

References

https://github.com/browserless/chrome/blob/master/src/routes.ts%23L175Broken Link
https://github.com/browserless/chrome/commit/848b87e5bea4f8473eea85261a5ff922d6ebd2b6Patch, Third Party Advisory
https://github.com/browserless/chrome/releases/tag/1.40.2-chrome-stableRelease Notes, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-BROWSERLESSCHROME-1023657Exploit, Third Party Advisory
https://github.com/browserless/chrome/blob/master/src/routes.ts%23L175Broken Link
https://github.com/browserless/chrome/commit/848b87e5bea4f8473eea85261a5ff922d6ebd2b6Patch, Third Party Advisory
https://github.com/browserless/chrome/releases/tag/1.40.2-chrome-stableRelease Notes, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-BROWSERLESSCHROME-1023657Exploit, Third Party Advisory

Timeline

Published: Nov 2, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-7758?

How severe is CVE-2020-7758?

CVE-2020-7758 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.15% probability of exploitation in the next 30 days.

How do I fix CVE-2020-7758?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-7758?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST