How severe is CVE-2026-0654?

CVE-2026-0654 has a CVSS 3.x base score of 8.0, rated high 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 high, and availability high.

Is CVE-2026-0654 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0654?

CVE-2026-0654 affects Tp-link Deco Be25 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-0654?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-0654 have an EU (EUVD) identifier?

Yes. CVE-2026-0654 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9216.

When was CVE-2026-0654 published?

CVE-2026-0654 was published on 2026-03-02 and last updated on 2026-06-17.

CVE-2026-0654

CVE-2026-0654 is a high-severity vulnerability in Tp-link Deco Be25 Firmware with a CVSS 3.x base score of 8.0. 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.0)
CVSS v4: 8.5
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9216
Weakness: CWE-78
Affected product: Tp-link Deco Be25 Firmware
Published: 2026-03-02
Last modified: 2026-06-17

Description

Improper input handling in the administration web interface on TP-Link Deco BE25 v1.0 allows crafted input to be executed as part of an OS command. An authenticated adjacent attacker may execute arbitrary commands via crafted configuration file, impacting confidentiality, integrity and availability of the device. This issue affects Deco BE25 v1.0: through 1.1.1 Build 20250822.

Frequently asked questions

What is CVE-2026-0654?: Improper input handling in the administration web interface on TP-Link Deco BE25 v1.0 allows crafted input to be executed as part of an OS command. An authenticated adjacent attacker may execute arbitrary commands via crafted configuration file, impacting confidentiality, integrity and availability of the device. This issue affects Deco BE25 v1.0: through 1.1.1 Build 20250822.
How severe is CVE-2026-0654?: CVE-2026-0654 has a CVSS 3.x base score of 8.0, rated high 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 high, and availability high.
Is CVE-2026-0654 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0654?: CVE-2026-0654 affects Tp-link Deco Be25 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-0654?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-0654 have an EU (EUVD) identifier?: Yes. CVE-2026-0654 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9216.
When was CVE-2026-0654 published?: CVE-2026-0654 was published on 2026-03-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tp-link:deco_be25_firmware:*:*:*:*:*:*:*:*

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