How severe is CVE-2025-4852?

CVE-2025-4852 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-4852 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-4852?

CVE-2025-4852 affects Totolink A3002r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-4852?

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

Does CVE-2025-4852 have an EU (EUVD) identifier?

Yes. CVE-2025-4852 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15621.

When was CVE-2025-4852 published?

CVE-2025-4852 was published on 2025-05-18 and last updated on 2026-06-17.

CVE-2025-4852

CVE-2025-4852 is a low-severity vulnerability in Totolink A3002r Firmware with a CVSS 3.x base score of 2.4. 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-79.

Key facts

Severity: Low (CVSS 3.x base score 2.4)
CVSS v2: 3.3
CVSS v4: 4.8
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15621
Weakness: CWE-79
Affected product: Totolink A3002r Firmware
Published: 2025-05-18
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, has been found in TOTOLINK A3002R 2.1.1-B20230720.1011. This issue affects some unknown processing of the component VPN Page. The manipulation of the argument Comment leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-4852?: A vulnerability, which was classified as problematic, has been found in TOTOLINK A3002R 2.1.1-B20230720.1011. This issue affects some unknown processing of the component VPN Page. The manipulation of the argument Comment leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-4852?: CVE-2025-4852 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-4852 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-4852?: CVE-2025-4852 affects Totolink A3002r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-4852?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-4852 have an EU (EUVD) identifier?: Yes. CVE-2025-4852 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15621.
When was CVE-2025-4852 published?: CVE-2025-4852 was published on 2025-05-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:totolink:a3002r_firmware:2.1.1-b20230720.1011:*:*:*:*:*:*:*

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