PT-2026-49180 · Yealink · Sip-T46U

Cookedmelon · CVE-2026-12219 · Published 2026-06-15 · Updated 2026-06-27

Positive Technologies (AI Summary)

CVSS v2.0

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Yealink SIP-T46U version 108.86.0.118

Description Command injection is possible in the Web FastCGI Service via the '/api/diagnosis/start' endpoint. The issue occurs within the mod diagnose.CommandShellByType() function when the Time argument is manipulated, allowing a remote attacker to execute arbitrary commands.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Special Elements Injection

Command Injection

Weakness Enumeration

CWE-74

CWE-77

Related Identifiers

CVE-2026-12219

Affected Products

Sip-T46U

References · 9

• 🔥 http://cdn2.v50to.cc/T46U/T46U_mod_diagnose_CommandShellByType_iperf_time_cmd_injection.zip · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-12219 · Security Note
• https://vuldb.com/submit/834204 · Note
• https://t.me/cveNotify/177923 · Telegram Post
• https://t.me/CVEtracker/56839 · Telegram Post
• https://vuldb.com/vuln/370862 · Note
• https://vuldb.com/cve/CVE-2026-12219 · Note
• https://twitter.com/VulmonFeeds/status/2066426360411664431 · Twitter Post
• https://vuldb.com/vuln/370862/cti · Note