CVE-2026-12219A flaw has been found in Yealink SIP-T46U 108.86.0.118.
Updated under an hour ago ()
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A flaw has been found in Yealink SIP-T46U 108.86.0.118. The impacted element is the function mod_diagnose.CommandShellByType of the file /api/diagnosis/start of the component Web FastCGI Service. This manipulation of the argument Time causes command injection. The attack can be initiated remotely. The exploit has been published and may be used. Upgrading to version 108.87.0.23 is sufficient to resolve this issue. It is advisable to upgrade the affected component.
- CVSS
- 6.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- Weakness (CWE)
- CWE-74, CWE-77
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Deferred
- Record last updated
- Jul 24, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
No affected products are listed yet.
References
- http://cdn2.v50to.cc/T46U/T46U_mod_diagnose_CommandShellByType_iperf_time_cmd_injection.zip
- https://vuldb.com/cve/CVE-2026-12219
- https://vuldb.com/submit/834204
- https://vuldb.com/vuln/370862
- https://vuldb.com/vuln/370862/cti
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.