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

MEDIUM

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

Published Jul 30, 2018

6.1

MEDIUM

CVSS 3.1

EPSS 0.93%

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

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

n/a

Metascraper

n/a

Version	Status	Constraints
Not fixed	affected	-

Ecosystem	Package	Introduced	Fixed
npm	metascraper	0	5.2.0

No remediation recorded yet.

0.93% 0.00930

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00930

2021–2026

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.93% (0.00930)	59.19th	v5 (v2026.06.15)
Sep 20, 2026	0.93% (0.00930)	59.07th	v5 (v2026.06.15)
Jul 20, 2024	0.11% (0.00107)	43.83th	v3 (v2023.03.01)
Sep 3, 2023	0.10% (0.00105)	42.17th	v3 (v2023.03.01)
Mar 7, 2023	0.08% (0.00077)	31.16th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.42% (0.00416)	10.04th	v5 (v2026.06.15)
Apr 14, 2021	0.42% (0.00416)	0.00th	v1

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

Link	Providers	Tags
https://github.com/advisories/GHSA-8f64-q7jc-ccgp		Advisory
https://github.com/microlinkhq/metascraper/pull/169
https://hackerone.com/reports/309367		x_refsource_MISCExploitThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2018-3773
https://www.npmjs.com/advisories/603