How severe is CVE-2025-44838?

CVE-2025-44838 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-44838 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-44838?

CVE-2025-44838 affects Totolink Cp900 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-44838?

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

Does CVE-2025-44838 have an EU (EUVD) identifier?

Yes. CVE-2025-44838 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12841.

When was CVE-2025-44838 published?

CVE-2025-44838 was published on 2025-05-01 and last updated on 2026-06-17.

CVE-2025-44838

CVE-2025-44838 is a medium-severity vulnerability in Totolink Cp900 Firmware with a CVSS 3.x base score of 6.3. 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: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-12841
Weakness: CWE-77
Affected product: Totolink Cp900 Firmware
Published: 2025-05-01
Last modified: 2026-06-17

Description

TOTOLINK CPE CP900 V6.3c.1144_B20190715 was discovered to contain a command injection vulnerability in the setUploadUserData function via the FileName parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Frequently asked questions

What is CVE-2025-44838?: TOTOLINK CPE CP900 V6.3c.1144_B20190715 was discovered to contain a command injection vulnerability in the setUploadUserData function via the FileName parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
How severe is CVE-2025-44838?: CVE-2025-44838 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-44838 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-44838?: CVE-2025-44838 affects Totolink Cp900 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-44838?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-44838 have an EU (EUVD) identifier?: Yes. CVE-2025-44838 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12841.
When was CVE-2025-44838 published?: CVE-2025-44838 was published on 2025-05-01 and last updated on 2026-06-17.

References

https://github.com/n0wstr/IOTVuln/tree/main/CP900/setUploadUserData

Affected products (1)

cpe:2.3:o:totolink:cp900_firmware:6.3c.1144_b20190715:*:*:*:*:*:*:*

More vulnerabilities in Totolink Cp900 Firmware

CVE-2022-28495 — Critical (CVSS 9.8): TOTOLink outdoor CPE CP900 V6.3c.566_B20171026 is discovered to contain a command injection vulnerability in the…
CVE-2022-28496 — Critical (CVSS 9.8): TOTOLink outdoor CPE CP900 V6.3c.566_B20171026 discovered to contain a command injection vulnerability in the…
CVE-2022-28497 — Critical (CVSS 9.8): TOTOLink outdoor CPE CP900 V6.3c.566_B20171026 is discovered to contain a command injection vulnerability in the…
CVE-2022-28493 — Critical (CVSS 9.8): A vulnerability in TOTOLINK CP900 V6.3c.566 allows attackers to start the Telnet service,
CVE-2022-28491 — Critical (CVSS 9.8): TOTOLink outdoor CPE CP900 V6.3c.566_B20171026 contains a command injection vulnerability in the NTPSyncWithHost…
CVE-2022-28492 — Critical (CVSS 9.8): TOTOLINK Technology CPE with firmware V6.3c.566 ,allows remote attackers to bypass Login.

All CVEs affecting Totolink Cp900 Firmware →

Other CWE-77 (Command Injection) vulnerabilities

CVE-2026-23652 — Critical (CVSS 10.0): Improper neutralization of special elements used in a command ('command injection') in Microsoft Power Pages allows an…
CVE-2025-59818 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute arbitrary commands on the underlying system using the file…
CVE-2025-64093 — Critical (CVSS 10.0): Remote Code Execution vulnerability that allows unauthenticated attackers to inject arbitrary commands into the…
CVE-2025-64090 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute commands via the hostname of the device.
CVE-2025-61492 — Critical (CVSS 10.0): A command injection vulnerability in the execute_command function of terminal-controller-mcp 0.1.7 allows attackers to…
CVE-2025-10035 — Critical (CVSS 10.0): A deserialization vulnerability in the License Servlet of Fortra's GoAnywhere MFT allows an actor with a validly forged…

Browse all CWE-77 (Command Injection) vulnerabilities →