How severe is CVE-2025-28137?

CVE-2025-28137 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-2025-28137 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-28137?

CVE-2025-28137 affects Totolink A810r Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-28137?

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-2025-28137 have an EU (EUVD) identifier?

Yes. CVE-2025-28137 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10972.

When was CVE-2025-28137 published?

CVE-2025-28137 was published on 2025-04-15 and last updated on 2026-06-17.

CVE-2025-28137

CVE-2025-28137 is a critical-severity vulnerability in Totolink A810r Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 11% (95th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10972
Weakness: CWE-78
Affected product: Totolink A810r Firmware
Published: 2025-04-15
Last modified: 2026-06-17

Description

The TOTOLINK A810R V4.1.2cu.5182_B20201026 were found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.

Frequently asked questions

What is CVE-2025-28137?: The TOTOLINK A810R V4.1.2cu.5182_B20201026 were found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.
How severe is CVE-2025-28137?: CVE-2025-28137 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-2025-28137 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-28137?: CVE-2025-28137 affects Totolink A810r Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-28137?: 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-2025-28137 have an EU (EUVD) identifier?: Yes. CVE-2025-28137 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10972.
When was CVE-2025-28137 published?: CVE-2025-28137 was published on 2025-04-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:totolink:a810r_firmware:4.1.2cu.5182_b20201026:*:*:*:*:*:*:*

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