Vulnerability · Published Jul 13, 2026 · Assigned by VulDB

CVE-2026-15598antv layout object.js setNestedValue prototype pollution

Medium 6.3

In plain English

A medium-severity prototype pollution in layout from antv. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.4%top 63.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack tooling1Public PoC

Official description

A weakness has been identified in antv layout 2.0.0. This impacts the function setNestedValue in the library lib/util/object.js. Executing a manipulation of the argument path can lead to improperly controlled modification of object prototype attributes. The attack can be launched remotely. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

Vendor	Product	Versions
antv	layout	2.0.0

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:X/RL:X/RC:R

References

VDB-378113 | antv layout object.js setNestedValue prototype pollution vdb-entry, technical-description
VDB-378113 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-15598 | CVE Analysis and Report third-party-advisory
Submit #855637 | Node.js @antv/layout 2.0.0 Prototype Pollution third-party-advisory
https://github.com/antvis/layout/issues/292 issue-tracking