CVE-2021-23419

Prototype Pollution

This affects the package open-graph before 0.2.6. The function parse could be tricked into adding or modifying properties of Object.prototype using a __proto__ or constructor payload.

Affected

open-graph

CVSS v3.1 NVD

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

CVSS v3.1 SNYK

7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v3.1 GitHub

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

1.11% chance of exploitation in the next 30 days, 65th percentile

Published

2021-08-08

Updated

2024-09-16

Proof-of-concept exploits (1)

• https://snyk.io/vuln/SNYK-JS-OPENGRAPH-1536747

Security advisories

• samholmes/node-open-graph/commit/a0cef507a90adaac7dbbe9c404f09a50bdefb348
• advisories/GHSA-g452-6rfc-vrvx

References

• CVE Record
• NVD entry