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TI-2022-16780 Aliases CVE-2022-36456GHSA-5fjx-chfh-jww8

TOTOLink A720R V4.1.5cu.532_B20210610 was discovered to contain a command injection…

Priority LOW 36CWE-78Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.

Summary

TOTOLink A720R V4.1.5cu.532_B20210610 was discovered to contain a command injection vulnerability via the username parameter in /cstecgi.cgi.

Why it matters now

EPSS 0.01009 63rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.532_b20210610:*:*:*:*:*:*:*4.1.5cu.532_b20210610VulnerableTOTOLINK
cpe:2.3:h:totolink:a720r:-:*:*:*:*:*:*:*not specified by NVDRunning onTOTOLINK
  • cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.532_b20210610:*:*:*:*:*:*:* Versions 4.1.5cu.532_b20210610 Vulnerable ·TOTOLINK
  • cpe:2.3:h:totolink:a720r:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TOTOLINK

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-36456
  2. 2026-10-03 Alias added: GHSA-5fjx-chfh-jww8

References

Exploit 1

  • TI-2025-08527 TOTOLINK A720R cstecgi.cgi setParentalRules buffer overflow CVSS 4.0HIGH 8.7
  • TI-2025-37756 A command injection vulnerability exists in the ToToLink A720R Router firmware… CVSS 3.1MEDIUM 6.5
  • TI-2025-37755 A command injection vulnerability exists in the ToToLink A720R Router firmware… CVSS 3.1MEDIUM 6.5
  • TI-2025-03802 TOTOLINK A720R cstecgi.cgi information disclosure CVSS 4.0MEDIUM 6.9
  • TI-2025-03801 TOTOLINK A720R Config cstecgi.cgi information disclosure CVSS 4.0MEDIUM 6.9
  • TI-2025-03800 TOTOLINK A720R Log cstecgi.cgi access control CVSS 4.0MEDIUM 6.9
See all 27 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences