CVE-2021-45738

9.8 criticalEPSS 4.4%

Critical (9.8) in totolink x5000r firmware. EPSS 4.4% chance of exploitation in the next 30 days.

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to contain a command injection vulnerability in the function UploadFirmwareFile. This vulnerability allows attackers to execute arbitrary commands via the parameter FileName.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 4.4% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-77
Published: 2022-02-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:x5000r_firmware

References

https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_8/8.md
https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_8/8.md

Check your stack JSON