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VulnerabilityPublished

CVE-2025-70329: TOTOLink X5000R · OS Command Injection

Source CVE Database V5

0

Not known to be exploited · CVSS 8.0 High.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
8.0High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
3.4% chance of exploitation in 30 days – higher than 88% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

To mitigate CVE-2025-70329, organizations should first verify if they are using the affected TOTOLink X5000R firmware version v9.1.0cu_2415_B20250515. Since no official patches are currently available, immediate mitigation includes restricting administrative access to the device to trusted personnel and networks only, using strong authentication mechanisms to prevent credential compromise. Network segmentation should be employed to isolate management interfaces from general user networks. Monitoring and logging of configuration changes and unusual command executions on the router can help detect exploitation attempts. Where possible, disable or restrict the use of IPTV configuration features that involve vlanVidLan parameters until a patch is released. Organizations should engage with TOTOLink support channels for updates on patches or firmware upgrades addressing this vulnerability. Additionally, consider deploying network-based intrusion detection systems (IDS) to identify suspicious command injection patterns targeting the device. Once a patch is available, apply it promptly and validate the fix. Regularly review and update router firmware and configurations to minimize exposure to similar vulnerabilities.

Description

TOTOLink X5000R v9.1.0cu_2415_B20250515 contains an OS command injection vulnerability in the setIptvCfg handler of the /usr/sbin/lighttpd executable. The vlanVidLan1 (and other vlanVidLanX) parameters are retrieved via Uci_Get_Str and passed to the CsteSystem function without adequate validation or filtering. This allows an authenticated attacker to execute arbitrary shell commands with root privileges by injecting shell metacharacters into the affected parameters.

References

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