PT-2021-15545 · Unknown · Merge-Deep2

Yeting Li · Published 2021-12-10 · Updated 2021-12-16 · CVE-2021-23700

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions merge-deep2 versions all

Description The issue concerns Prototype Pollution via the mergeDeep() function. This affects all versions of the merge-deep2 package.

Recommendations For all versions, consider disabling the mergeDeep() function as a temporary workaround until a patch is available.

Exploit

Fix

Prototype Pollution

Weakness Enumeration

CWE-1321

Related Identifiers

CVE-2021-23700

GHSA-J28Q-P8WW-CP87

Affected Products

Merge-Deep2

References · 5

• 🔥 https://snyk.io/vuln/SNYK-JS-MERGEDEEP2-1727593 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-23700 · Security Note
• https://osv.dev/vulnerability/GHSA-j28q-p8ww-cp87 · Vendor Advisory
• https://github.com/luyuan/merge-deep · Note
• https://t.me/cibsecurity/33763 · Telegram Post