CVE-2025-11573CWE-1286

CVE-2025-11573

High · published October 9, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
36.8
In the wild
Unconfirmed
What it is

An infinite loop issue in Amazon.IonDotnet library versions <v1.3.2 may allow a threat actor to cause a denial of service through a specially crafted text input.

To mitigate this issue, users should upgrade to version v1.3.2. As of August 20, 2025, this library has been deprecated and will not receive further updates.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00435 · 36.8th percentile
Weakness
CWE-1286 · Improper Validation of Syntactic Correctness of Input
Published
2025-10-09T22:15Z
References (3)
https://aws.amazon.com/security/security-bulletins/AWS-2025-022/ · ff89ba41-3aa1-4d27-914a-91399e9639e5https://github.com/amazon-ion/ion-dotnet/releases/tag/v1.3.2 · ff89ba41-3aa1-4d27-914a-91399e9639e5https://github.com/amazon-ion/ion-dotnet/security/advisories/GHSA-q5r6-9qwq-g2wj · ff89ba41-3aa1-4d27-914a-91399e9639e5
EPSS history
Timeline
  • 09 OCT 17:48Z
    Denial of Service issue in Amazon.IonDotnet
    cvelistv5