---
title: "CVE-2026-102073: APOGEE & TALON - Information Disclosure & Denial of Service"
description: "APOGEE and TALON products (various versions) contain an information disclosure and denial-of-service vulnerability caused by improper validation of user-controllable input length in the web service, letting unauthenticated remote attackers read device memory or cause DoS, exploit requires no authentication."
url: https://panop.io/threat-heartbeat/CVE-2026-102073/
---

# CVE-2026-102073 APOGEE & TALON - Information Disclosure & Denial of Service

APOGEE and TALON products (various versions) contain an information disclosure and denial-of-service vulnerability caused by improper validation of user-controllable input length in the web service, letting unauthenticated remote attackers read device memory or cause DoS, exploit requires no authentication.

CVSS base score 8.2 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.46% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-102073)

## Details

Type

Information Disclosure

Impact

Information Disclosure, Denial Of Service

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Published

13 October 2026

Updated

15 October 2026

Weakness

[CWE-191](https://cwe.mitre.org/data/definitions/191.html)

## Vendor fix

Update to fixed versions: APOGEE PXC Compact >= V3.5.7, APOGEE PXC Modular >= V3.5.7, TALON TC Compact >= V3.5.7, TALON TC Modular >= V3.5.7, and APOGEE PXC Compact & Modular (P2 Ethernet) >= V2.8.21 or latest available versions.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-102073](https://nvd.nist.gov/vuln/detail/CVE-2026-102073)
- [https://cert-portal.siemens.com/productcert/html/ssa-333035.html](https://cert-portal.siemens.com/productcert/html/ssa-333035.html)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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