CVE-2026-12221

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...

EUVD-2026-36694

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-2026-12221

Yealink SIP-T46U (version 108.86.0.118) is affected by a stack-based buffer overflow in the Firmware Chunk Upload Handler, caused by a faulty sprintf in /api/upgrade/upgrade when manipulating uid/start_offset. Exploitation requires local-network access; the exploit is publicly available. No remed...

CVE-2026-12221 Yealink SIP-T46U Firmware Chunk Upload upgrade sprintf stack-based 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-2026-12220 Yealink SIP-T46U Firmware Chunk Upload handler accupgradebychunk mod_upgrade.SparePartsUpload stack-based 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...

CVE-2026-12220

A vulnerability exists in Yealink SIP-T46U firmware 108.86.0.118 affecting the mod_upgrade.SparePartsUpload handler in /api/upgrade/accupgradebychunk. Manipulating the uid argument can cause a stack-based buffer overflow. Exploitation is described as local-network only, with public disclosure and...

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...

GO-2026-4695 Gokapi's File Request MaxSize Limit Bypassed via Multi-Chunk Upload in github.com/forceu/gokapi

Gokapi's File Request MaxSize Limit Bypassed via Multi-Chunk Upload in github.com/forceu/gokapi. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from vulnerabili...

CVE-2026-30961 Gokapi's File Request MaxSize Limit Bypassed via Multi-Chunk Upload

Gokapi is a self-hosted file sharing server with automatic expiration and encryption support. Prior to 2.2.4, the chunked upload completion path for file requests does not validate the total file size against the per-request MaxSize limit. An attacker with a public file request link can split an...

EUVD-2026-12080

Gokapi's File Request MaxSize Limit Bypassed via Multi-Chunk Upload...

Gokapi's File Request MaxSize Limit Bypassed via Multi-Chunk Upload

Summary The chunked upload completion path for file requests does not validate the total file size against the per-request MaxSize limit. An attacker with a public file request link can split an oversized file into chunks each under MaxSize and upload them sequentially, bypassing the size...

DEBIAN-CVE-2013-2114

Unrestricted file upload vulnerability in the chunk upload API in MediaWiki 1.19 through 1.19.6 and 1.20.x before 1.20.6 allows remote attackers to execute arbitrary code by uploading a file with an executable extension...