CVE-2018-3773

Name: CVE-2018-3773
Creator: NVD / NIST
Published: 2018-07-30T18:29:00.89+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.92%

Last modified Jun 17, 2026

CVE-2018-3773 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. There is a stored Cross-Site Scripting vulnerability in Open Graph meta properties read by the `metascrape` npm module <= 3.9.2.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.

Description

There is a stored Cross-Site Scripting vulnerability in Open Graph meta properties read by the `metascrape` npm module <= 3.9.2.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.92%

55.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Metascraper Project	Metascraper	<= 3.9.2

References

https://hackerone.com/reports/309367Exploit, Third Party Advisory
https://hackerone.com/reports/309367Exploit, Third Party Advisory

Timeline

Published: Jul 30, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3773?

There is a stored Cross-Site Scripting vulnerability in Open Graph meta properties read by the `metascrape` npm module <= 3.9.2.

How severe is CVE-2018-3773?

CVE-2018-3773 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3773?

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-2018-3773?

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

Scan your code now

Source: NVD / NIST