How severe is CVE-2026-30816?

CVE-2026-30816 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-30816 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30816?

CVE-2026-30816 affects Tp-link Archer Ax53 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30816?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-30816 have an EU (EUVD) identifier?

Yes. CVE-2026-30816 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20546.

When was CVE-2026-30816 published?

CVE-2026-30816 was published on 2026-04-08 and last updated on 2026-06-17.

CVE-2026-30816

CVE-2026-30816 is a medium-severity vulnerability in Tp-link Archer Ax53 Firmware with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-610.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v4: 6.8
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20546
Weakness: CWE-610
Affected product: Tp-link Archer Ax53 Firmware
Published: 2026-04-08
Last modified: 2026-06-17

Description

An external control of configuration vulnerability in the OpenVPN module of TP-Link AX53 v1.0 allows an authenticated adjacent attacker to read arbitrary file when a malicious configuration file is processed. Successful exploitation may allow unauthorized access to arbitrary files on the device, potentially exposing sensitive information.This issue affects AX53 v1.0: before 1.7.1 Build 20260213.

Frequently asked questions

What is CVE-2026-30816?: An external control of configuration vulnerability in the OpenVPN module of TP-Link AX53 v1.0 allows an authenticated adjacent attacker to read arbitrary file when a malicious configuration file is processed. Successful exploitation may allow unauthorized access to arbitrary files on the device, potentially exposing sensitive information.This issue affects AX53 v1.0: before 1.7.1 Build 20260213.
How severe is CVE-2026-30816?: CVE-2026-30816 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-30816 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30816?: CVE-2026-30816 affects Tp-link Archer Ax53 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30816?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-30816 have an EU (EUVD) identifier?: Yes. CVE-2026-30816 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20546.
When was CVE-2026-30816 published?: CVE-2026-30816 was published on 2026-04-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tp-link:archer_ax53_firmware:*:*:*:*:*:*:*:*

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