PT-2026-49181

Name of the Vulnerable Software and Affected Versions Yealink SIP-T46U version 108.86.0.118 Description A stack-based buffer overflow exists in the Firmware Chunk Upload handler. This occurs when the uid argument is manipulated within the mod upgrade.SparePartsUpload function of the...

CVE-2026-12221: Stack-based Buffer Overflow

A vulnerability was found in Yealink SIP-T46U 108.86.0.118. This impacts the function sprintf of the file /api/upgrade/upgrade of the component Firmware Chunk Upload Handler. Performing a manipulation of the argument uid/startoffset results in stack-based buffer overflow. The attack needs to be...

CVE-2026-12222: Stack-based Buffer Overflow

A vulnerability was determined in Yealink SIP-T46U 108.86.0.118. Affected is the function modwebd.BlueToothTest of the file /api/inner/bttest of the component Web FastCGI Service. Executing a manipulation of the argument btMac/pin/reserved can lead to stack-based buffer overflow. The attack needs...

CVE-2026-12219: Improper Neutralization of Special Elements used in a Command

A flaw has been found in Yealink SIP-T46U 108.86.0.118. The impacted element is the function moddiagnose.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...

CVE-2026-12218: Stack-based Buffer Overflow

A vulnerability was detected in Yealink SIP-T46U 108.87.50.1. The affected element is the function StartReportInformation of the file /api/inner/beforewifitest of the component Web FastCGI Service. The manipulation of the argument port results in stack-based buffer overflow. Access to the local...

PT-2026-49182

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 mod webd.TFTPUploadIperf function within the '/api/inner/tftpuploadiperf' endpoint. This occurs when the ip/port argument is...

CVE-2026-12223: Improper Neutralization of Special Elements used in a Command

A vulnerability was identified in Yealink SIP-T46U 108.86.0.118. Affected by this vulnerability is the function modwebd.TFTPUploadIperf of the file /api/inner/tftpuploadiperf of the component Web FastCGI Service. The manipulation of the argument ip/port leads to command injection. The attack need...

CVE-2026-12220: Stack-based Buffer Overflow

A vulnerability has been found in Yealink SIP-T46U 108.86.0.118. This affects the function modupgrade.SparePartsUpload of the file /api/upgrade/accupgradebychunk of the component Firmware Chunk Upload handler. Such manipulation of the argument uid leads to stack-based buffer overflow. The attack...

PT-2026-49138

Name of the Vulnerable Software and Affected Versions Yealink SIP-T46U version 108.86.0.118 Description A stack-based buffer overflow exists in the Web FastCGI Service component within the mod webd.BlueToothTest function of the /api/inner/bttest endpoint. This issue occurs when manipulating the...

OESA-2026-2683 sofia-sip security update

Sofia SIP is a RFC-3261-compliant library for SIP user agents and other network elements. The Session Initiation Protocol SIP is an application-layer control signaling protocol for creating, modifying, and terminating sessions with one or more participants. These sessions include Internet telepho...

OESA-2026-2682 sofia-sip security update

Sofia SIP is a RFC-3261-compliant library for SIP user agents and other network elements. The Session Initiation Protocol SIP is an application-layer control signaling protocol for creating, modifying, and terminating sessions with one or more participants. These sessions include Internet telepho...

CVE-2026-45771

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH's bundled XML parser expands nested declarations without a depth or count boun...

CVE-2026-45771 Freeswitch Denial-of-Service in SIP PUBLISH Requests via XML Entity Expansion

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH's bundled XML parser expands nested declarations without a depth or count boun...

CVE-2026-45771

FreeSWITCH (before version 1.11.0) is vulnerable to a Denial-of-Service via its bundled XML parser, which expands nested declarations without a bound, allowing an unauthenticated attacker to drive unbounded CPU/memory usage by sending a crafted SIP PUBLISH PIDF body. The issue arises because the...

CVE-2026-45771 Freeswitch Denial-of-Service in SIP PUBLISH Requests via XML Entity Expansion

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH's bundled XML parser expands nested declarations without a depth or count boun...

EUVD-2026-35468

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH's bundled XML parser expands nested declarations without a depth or count boun...

CVE-2026-45771

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH's bundled XML parser expands nested declarations without a depth or count boun...

CVE-2026-45771: Improper Restriction of Recursive Entity References in DTDs

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH's bundled XML parser expands nested declarations without a depth or count boun...

8x8: jitsi-meet: Prosody/Jigasi missing header whitelist in mod_filter_iq_rayo allows arbitrary SIP header injection and Caller ID spoofing

A vulnerability was discovered in the Prosody and Jigasi components of Jitsi Meet. The Prosody filter implemented an incomplete blocklist that allowed authenticated users with outbound-call privileges to inject arbitrary SIP headers, enabling Caller ID spoofing on outgoing SIP calls in environmen...

CVE-2026-40423

When a SIP profile is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...