# CVE-2025-30239 — TP-Link Systems Inc. HB810(US2) V1.0/1.6/2.0/2.6

> As of 2026-08-11, CVE-2025-30239 is a High-severity (band derived from the CVSS v4.0 score, not stated by the CNA) vulnerability in TP-Link Systems Inc. HB810(US2) V1.0/1.6/2.0/2.6, CVSS v4.0 8.5. No Threadlinqs-tracked threat campaign has been attributed to CVE-2025-30239 as of 2026-08-11; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-08-11

## What is CVE-2025-30239?

In affected TP-Link Aginet devices, use of hardcoded cryptographic keys embedded in the firmware to protect sensitive configuration data may allow an attacker who has access to device storage to recover the keys and decrypt stored data. Successful exploitation may allow access to decrypted sensitive configuration data, including credentials and service-related information.

The record classifies CVE-2025-30239 under weakness class [CWE-321](https://intel.threadlinqs.com/cwe/CWE-321). 12 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 56 days ago.

## Severity and exploitation probability

- **CVSS v4.0 base score:** 8.5 — High (derived from score) (`CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N`)
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.3/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-08-10, last modified 2026-08-11

## Is CVE-2025-30239 being exploited?

It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [TP-Link Systems Inc.](https://intel.threadlinqs.com/vendors/tp-link-systems): HB810(US2) V1.0/1.6/2.0/2.6, HB810(EU1) V2.0, HB710(US2) V1.6/1.0, HB710(EU1) 1.0, HB610(US2) V2.6/2.0, HB610(EU1), HB610(CA) V2.0, HB410( EU1) 1.0, HB210(US2) 1.0, HB210(EU1) 1.0, HB210 Pro(EU1)1.0, HB210 Pro(US2)1.0/1.6

## How to fix CVE-2025-30239

No vendor patch reference has been recorded for CVE-2025-30239 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2025-30239

No threat campaign in the Threadlinqs corpus currently references CVE-2025-30239, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org. Last verified by Threadlinqs on 2026-08-12.

**Vendor advisory and patch**

- [tp-link.com — vendor advisory](https://www.tp-link.com/us/support/faq/5239/)

Canonical: https://intel.threadlinqs.com/cve/CVE-2025-30239
Full detection coverage and IOCs for threats exploiting CVE-2025-30239 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp