How severe is CVE-2025-15557?

CVE-2025-15557 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-15557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-15557?

CVE-2025-15557 primarily affects Tp-link Tapo H100 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-15557?

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-2025-15557 have an EU (EUVD) identifier?

Yes. CVE-2025-15557 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206824.

When was CVE-2025-15557 published?

CVE-2025-15557 was published on 2026-02-05 and last updated on 2026-06-17.

CVE-2025-15557

CVE-2025-15557 is a high-severity vulnerability in Tp-link Tapo H100 Firmware with a CVSS 3.x base score of 8.8. 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-295.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 7.5
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206824
Weakness: CWE-295
Affected product: Tp-link Tapo H100 Firmware
Published: 2026-02-05
Last modified: 2026-06-17

Description

An Improper Certificate Validation vulnerability in TP-Link Tapo H100 v1 and Tapo P100 v1 allows an on-path attacker on the same network segment to intercept and modify encrypted device-cloud communications. This may compromise the confidentiality and integrity of device-to-cloud communication, enabling manipulation of device data or operations.

Frequently asked questions

What is CVE-2025-15557?: An Improper Certificate Validation vulnerability in TP-Link Tapo H100 v1 and Tapo P100 v1 allows an on-path attacker on the same network segment to intercept and modify encrypted device-cloud communications. This may compromise the confidentiality and integrity of device-to-cloud communication, enabling manipulation of device data or operations.
How severe is CVE-2025-15557?: CVE-2025-15557 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-15557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-15557?: CVE-2025-15557 primarily affects Tp-link Tapo H100 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-15557?: 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-2025-15557 have an EU (EUVD) identifier?: Yes. CVE-2025-15557 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206824.
When was CVE-2025-15557 published?: CVE-2025-15557 was published on 2026-02-05 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:tp-link:tapo_h100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tapo_p100_firmware:*:*:*:*:*:*:*:*

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