Vulnerability · Published Jul 14, 2026 · Assigned by VulDB

CVE-2026-15698kofrasa mingo Update API updateMany prototype pollution

Medium 6.3

In plain English

A medium-severity prototype pollution in mingo from kofrasa. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.5%top 60.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability was determined in kofrasa mingo up to 7.2.1. This impacts the function update/updateOne/updateMany of the component Update API. Executing a manipulation of the argument Set can lead to improperly controlled modification of object prototype attributes. The attack may be launched remotely. Upgrading to version 7.2.2 will fix this issue. This patch is called fadc398251792c2ba441cbc539f359fc7943c0c2. It is recommended to upgrade the affected component.

Affected products (as reported)

Vendor	Product	Versions
kofrasa	mingo	7.2.07.2.1

Weakness: CWE-1321, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

References

VDB-378245 | kofrasa mingo Update API updateMany prototype pollution vdb-entry, technical-description
VDB-378245 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-15698 | CVE Analysis and Report third-party-advisory
Submit #856014 | Node.js mingo 7.2.1 Prototype Pollution third-party-advisory
https://github.com/kofrasa/mingo/issues/606 issue-tracking
https://github.com/kofrasa/mingo/commit/fadc398251792c2ba441cbc539f359fc7943c0c2 patch
https://github.com/kofrasa/mingo/releases/tag/7.2.2 patch
https://github.com/kofrasa/mingo/ product