How severe is CVE-2025-55895?

CVE-2025-55895 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-55895 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-2025-55895?

CVE-2025-55895 primarily affects Totolink A3300r 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-2025-55895?

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

Does CVE-2025-55895 have an EU (EUVD) identifier?

Yes. CVE-2025-55895 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203411.

When was CVE-2025-55895 published?

CVE-2025-55895 was published on 2025-12-15 and last updated on 2026-06-17.

CVE-2025-55895

CVE-2025-55895 is a critical-severity vulnerability in Totolink A3300r Firmware with a CVSS 3.x base score of 9.1. 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-284.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203411
Weakness: CWE-284
Affected product: Totolink A3300r Firmware
Published: 2025-12-15
Last modified: 2026-06-17

Description

TOTOLINK A3300R V17.0.0cu.557_B20221024 and N200RE V9.3.5u.6448_B20240521 and V9.3.5u.6437_B20230519 are vulnerable to Incorrect Access Control. Attackers can send payloads to the interface without logging in (remote).

Frequently asked questions

What is CVE-2025-55895?: TOTOLINK A3300R V17.0.0cu.557_B20221024 and N200RE V9.3.5u.6448_B20240521 and V9.3.5u.6437_B20230519 are vulnerable to Incorrect Access Control. Attackers can send payloads to the interface without logging in (remote).
How severe is CVE-2025-55895?: CVE-2025-55895 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-55895 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-2025-55895?: CVE-2025-55895 primarily affects Totolink A3300r 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-2025-55895?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-55895 have an EU (EUVD) identifier?: Yes. CVE-2025-55895 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203411.
When was CVE-2025-55895 published?: CVE-2025-55895 was published on 2025-12-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:totolink:a3300r_firmware:17.0.0cu.557_b20221024:*:*:*:*:*:*:*
cpe:2.3:o:totolink:n200re_firmware:9.3.5u.6437_b20230519:*:*:*:*:*:*:*

More vulnerabilities in Totolink A3300r Firmware

CVE-2026-31181 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
CVE-2026-31178 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
CVE-2026-31177 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
CVE-2026-31175 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
CVE-2026-31170 — Critical (CVSS 9.8): An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary…
CVE-2025-52046 — Critical (CVSS 9.8): Totolink A3300R V17.0.0cu.596_B20250515 was found to contain a command injection vulnerability in the sub_4197C0…

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