CVE-2026-85654CWE-1336

CVE-2026-85654

High · published September 4, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
4.0
In the wild
Unconfirmed
What it is

Improper neutralization of special elements used in a template engine in the CDK generator in Amazon awslabs.dynamodb-mcp-server before 2.1.6 might allow a context-dependent actor to execute arbitrary code on the host that deploys the generated application via crafted table, index, or attribute names in a data model file.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
7.1 · CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00144 · 4.0th percentile
Weakness
CWE-1336 · Improper Neutralization of Special Elements Used in a Template Engine
Published
2026-09-04T22:18Z
References (2)
https://aws.amazon.com/security/security-bulletins/2026-097-aws/ · ff89ba41-3aa1-4d27-914a-91399e9639e5https://pypi.org/project/awslabs.dynamodb-mcp-server/2.1.6/ · ff89ba41-3aa1-4d27-914a-91399e9639e5
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 17:05Z
    Code injection in the CDK generator in Amazon awslabs.dynamodb-mcp-server
    cvelistv5