How severe is CVE-2025-52053?

CVE-2025-52053 has a CVSS 3.x base score of 9.8, 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 high.

Is CVE-2025-52053 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52053?

CVE-2025-52053 affects Totolink X6000r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52053?

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-2025-52053 have an EU (EUVD) identifier?

Yes. CVE-2025-52053 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29199.

When was CVE-2025-52053 published?

CVE-2025-52053 was published on 2025-09-15 and last updated on 2026-06-17.

CVE-2025-52053

CVE-2025-52053 is a critical-severity vulnerability in Totolink X6000r Firmware with a CVSS 3.x base score of 9.8. 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-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29199
Weakness: CWE-77
Affected product: Totolink X6000r Firmware
Published: 2025-09-15
Last modified: 2026-06-17

Description

TOTOLINK X6000R V9.4.0cu.1360_B20241207 was found to contain a command injection vulnerability in the sub_417D74 function via the file_name parameter. This vulnerability allows unauthenticated attackers to execute arbitrary commands via a crafted request.

Frequently asked questions

What is CVE-2025-52053?: TOTOLINK X6000R V9.4.0cu.1360_B20241207 was found to contain a command injection vulnerability in the sub_417D74 function via the file_name parameter. This vulnerability allows unauthenticated attackers to execute arbitrary commands via a crafted request.
How severe is CVE-2025-52053?: CVE-2025-52053 has a CVSS 3.x base score of 9.8, 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 high.
Is CVE-2025-52053 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52053?: CVE-2025-52053 affects Totolink X6000r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52053?: 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-2025-52053 have an EU (EUVD) identifier?: Yes. CVE-2025-52053 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29199.
When was CVE-2025-52053 published?: CVE-2025-52053 was published on 2025-09-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:totolink:x6000r_firmware:9.4.0cu.1360_b20241207:*:*:*:*:*:*:*

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