Vulnerability · Published Oct 23, 2026 · Assigned by AMZN

CVE-2026-115813Server-side request forgery in the model download path in Amazon Web Services Multi Model Server

Medium 5.8

In plain English

A medium-severity server-side request forgery in multi-model-server from AWS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).

Severity (CVSS 3.1)5.8Medium

Exploit odds (30 days)0.4%top 70.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Server-side request forgery in the model download path in Amazon Web Services Multi Model Server 1.1.11 and earlier might allow remote actors to send requests to internal network destinations via a crafted model URL. Multi Model Server is end of life and no fixed version is available. Users should discontinue use of Multi Model Server and migrate to a supported model serving solution.

Affected products (as reported)

Vendor	Product	Versions
AWS	multi-model-server	0 – through 1.1.11

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

References

https://aws.amazon.com/security/security-bulletins/2026-148-aws/ vendor-advisory